九年级英语13单元B部分PPT精选文档
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Unit13SectionB(1a1e)课件人教版英语九年级全册
• Let’s listen and fill in the blanks(每空不超过3个词).
1c
策略：听前关注题干，根据已知信息
预测听力内容。
In order to __s_a__v_e_electricity, Jack asked Julia to _____t_u__rnthoeflfights. He says
A. reading a book B. saving electricity C. being in a hurry 3. How long will it take Julia to go to school by bike? _______.
A. A few minutes B. 15 minutes 4. Which statement is right?
to school, she thinks it’s __________t_o_o. Bdeicfafuicsuelther home is _____ from schofaorl . it
would take her 45 minutes to get to school ____ a bike.
We should __s__to__p__u_s_i_n_g _p_a_p__e_r__t_o_w__e_l_s_o__r_n__a_p__k_in__s_.__ _D_o__n_’_t_u__s_e__p_a.per napkins
[ˈnæpkɪn]
William
• Let’s talk.
How can we save the
earth?
Alan
We should _r_e_c_y__c_l_e_[_ˌ_r_iːˈsaɪkl] __b_o__o_k__s__a_n__d__p_a__p_e__r_.
九年级英语unit13 Section BPPT课件
Whiter than white
For the shiniest hair ever
For that mysterious look
星光牌牙膏
For silly skin
S20t2a0年r1s0月h2日ine Toothpaste
5
Listen. Write “Yes” for the products they like and “No” for the products they don’t like.
terrible.
4.3.When prices arleisted you can go to the store
5. with the lowest price.
6.4. Working hard at English canlead to a good
7. job.
8.5. Wait before you buy that watch. Letc’sompare
For that mysterious look 增加你的神秘感
远景牌太阳镜
For silky skin 使你有如丝般肌肤
Lo2o02k0年o10u月2t日 Sunglasses
2
Look at the products, which slogan is right for it?
Whiter than white
Unit 13
Rainy days make me sad.
2020年10月2日
1
Look at the products, which slogan is right for it?
Whiter than white 让你的牙齿白上加白
For the shiniest hair ever 使你的头发从此亮起来
九年级英语13单元B部分课件
play a part in 2
1.r骑id自e t行he车bike 2.T骑h自er行e a车re有ot别he的r a好dv处an。tages of bike riding. 3.b对e.g..o..o.有d 益for 4.w垃a圾ste污p染ollution 5.g去o 购sh物opping 6.s开ta始rt 做do某in事g 7.r记em得e要mb把er垃to圾t扔hro进w垃ru圾b桶bish in the bins 8.k保ee持p公pu共bl场ic 所pla的ce整s c洁le和an美an丽d beatiful 9.m对a..k..e..有a d影iff响er、en有ce作to用sb. 10.l通ea向d t美o 好a b未et来ter future
You mustn’t play with fire. It is dangerous.
2020/11/30
6
4b Fill in the blanks with the appropriate modal verbs from the box.
can
would
have to should
may/ might
先行词
The windows and doors come from old buildings around her town that were pulled down. The top
引导词
定语从句
of the house is an old boat turned upside down.
过去分词作定语
※hear of 听说 ※ most=very\quite很 ※ build … out of 用…建造
你可能从来没有听说过艾米.海斯，但她是一个
人教版九年级英语Unit13 Section B(2a-2e)课件(共18页)
China has put a ban on the use of much thinner plastic bags starting on June 1st,2008.The ban can stop the supermarkets and shops from providing free plastic bags.People should pay for every plastic bag if they need it.
(T ) “Ruse” means”use old bags again”.
( F ) “Refuse” means “don’t buy products that comes in boxes made of new cardboard”.
( F ) “Recycle” means “collect cans,newspapers and plastic bottles and use 人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
B: I agree. But it’s difficult to stop riding in cars.
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
What else can we do?
water pollution
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
noise pollution
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
(T ) “Ruse” means”use old bags again”.
( F ) “Refuse” means “don’t buy products that comes in boxes made of new cardboard”.
( F ) “Recycle” means “collect cans,newspapers and plastic bottles and use 人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
B: I agree. But it’s difficult to stop riding in cars.
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
What else can we do?
water pollution
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
noise pollution
人教版九年级英语Unit13 Section B(2a-2e)课件（共18页）
人教版九年级英语 Unit 13 Section B 1a--2b 教学课件(PPT33张)
(B )2 _______now seems impossible.
A. Saving money
B. To save money
C. Being saved money
D. To be saved money
stop doing sth. 停止做某事（指停止做原来的事情）
stop to do sth. 停下（手头的事情） 去做另一件事
( B ) 4 You must stop ___, it’s not good for your. smoking
C. to have smoked D. smoke
Look at the title and the pictures in 2b.
2a Can you guess what the passage is about?
A. In Hong Kong.
B. In the UK.
C. In Shanghai.
D. In the USA
( ) 2 Where are Jessica’s bags sold? A. In the small shop. B. In a supermarket C. On the internet D. Both in the shop and online
stop sb. (from) doing sth. 阻止某人做某事
( C) 3 He watched TV for an hour. Then at 8 o’clock he __
his homework last night. A. stopped doing B. stops doing C. stopped to do D. stops to do
can be reworked(再加工)to _r_e_u_s_e___.
九年级英语全册Unit 13 Section B(3a-Self Check)课件
Ending
Call on I believe if everyone can make
their effort, our world will be much better.
correct no spelling and grammar mistakes
logical
and, not only…but also…, but, because, so, first, second…
Kinds of pollution
Ways to cut down
water pollution Stop factories from throwing waste into rivers.
land pollution
Try not to use plastic bags when shopping.
turn off the light /shower
had
while…
better ... put old things to good use
recycle the used books or
paper…
Cut down the pollution
the little things
in
Save daily
F ir st ，we ca n stop d r ivin g ou r p r iva te ca r s.We ca n go to sch ool or wor k on foot or b y b u s.It n ot on ly ca n p r otect th e en vir on men t ，b u t a lso is good for ou r h ea lth .Secon d ， we a r e su p p osed to sor t th e r u b b ish in to d iffer en t kin d s b eca u se some ca n b e r eu sed or r ecycled .Th ir d ， we sh ou ld tu r n off th e ligh ts wh en lea vin g a r oom.Wh a t's mor e，stop lit ter in g! It 's n ecessa r y to p u t th in gs you d on 't n eed in th e b in .
人教版九年级英语上 Unit 13 Section B(2a-2b)课件
Retell
Amy Hayes lives in a_____ in the UK that she built herself out of _____. The windows and doors come from__________ around her town that were pulled down. The top of the house is an ______turned upside down. And the gate in front of her house is made of ____________________. Jessica Wong from Hong Kong uses old clothes that people don’t wear anymore to make _____. She especially likes to use old jeans to make _______. Wang Tao is known for using iron and other materials from old cars to make______________.
课 题
Unit 13 We’re trying to save the earth!
Section B 2a—2e
Objectives
To learn to use some words and expressions To understand the passage about recycling To know how to recycle in your daily life
newspaper
old jeans
While reading
人教新目标九年级英语全册课件 Unit 13 Section B (1a1e) (共20张PPT)
Studying
goals
一、功能：Talk about how to protect the environment. 二、词汇和常用表达：Learn to use words and sentences: recycle, napkin, It’s hard to stop riding in cars. I stopped using them last year. 三、文化知识：To know the importance of protecting the environment and take actions to protect the environment.
example, you should turn off the shower 6. wh_e_n_/_w_h_il_e you're washing your hair. Julia says her
hair is short; she’d 7. _n_e_v_e_r _do that. But every minute 8. __h_e_lp_s___. It says you should take your own bags when you go food 9. s_h_o_p_p_i_n_g_. And people should stop 10. __ri_d_in_g__ in cars and start
13、He who seize the right moment, is the right man.谁把握机遇，谁就心想事成。2021/8/242021/8/242021/8/242021/8/248/24/2021 •14、谁要是自己还没有发展培养和教育好，他就不能发展培养和教育别人。2021年8月24日星期二2021/8/242021/8/242021/8/24 •15、一年之计，莫如树谷；十年之计，莫如树木；终身之计，莫如树人。2021年8月2021/8/242021/8/242021/8/248/24/2021 •16、教学的目的是培养学生自己学习，自己研究，用自己的头脑来想，用自己的眼睛看，用自己的手来做这种精神。2021/8/242021/8/24August 24, 2021 •17、儿童是中心，教育的措施便围绕他们而组织起来。2021/8/242021/8/242021/8/242021/8/24
goals
一、功能：Talk about how to protect the environment. 二、词汇和常用表达：Learn to use words and sentences: recycle, napkin, It’s hard to stop riding in cars. I stopped using them last year. 三、文化知识：To know the importance of protecting the environment and take actions to protect the environment.
example, you should turn off the shower 6. wh_e_n_/_w_h_il_e you're washing your hair. Julia says her
hair is short; she’d 7. _n_e_v_e_r _do that. But every minute 8. __h_e_lp_s___. It says you should take your own bags when you go food 9. s_h_o_p_p_i_n_g_. And people should stop 10. __ri_d_in_g__ in cars and start
13、He who seize the right moment, is the right man.谁把握机遇，谁就心想事成。2021/8/242021/8/242021/8/242021/8/248/24/2021 •14、谁要是自己还没有发展培养和教育好，他就不能发展培养和教育别人。2021年8月24日星期二2021/8/242021/8/242021/8/24 •15、一年之计，莫如树谷；十年之计，莫如树木；终身之计，莫如树人。2021年8月2021/8/242021/8/242021/8/248/24/2021 •16、教学的目的是培养学生自己学习，自己研究，用自己的头脑来想，用自己的眼睛看，用自己的手来做这种精神。2021/8/242021/8/24August 24, 2021 •17、儿童是中心，教育的措施便围绕他们而组织起来。2021/8/242021/8/242021/8/242021/8/24
人教版初中英语课标版 九年级第十三单元Section B 1a—1e(共23张PPT)
Survey the students in our class. Then take a class vote.
Do you… recycle paper? turn off lights in the house? …
Names
she is washing the hair? No, she would never do that. 3. Does Jack live close to school? Yes, he does.
GIVE A REPORT
Think about the environment in your hometown. Doing our part. Please talk about what you have done to protect your environment and what you are going to do in the future .
room _2__ turn off the shower while you are
washing your hair _3__ don’t use paper napkins
1b Compare your answers in 1a with
your partner.
Recycling paper is really easy.
Turn off the lights when you leave a room.
Turn off the shower while you are washing your hair.
recycle books and paper v. 回收利用；再利用
1a What can we do to help save the
新目标英语九年级unit13 Section B 2a-2e课件 (共49张PPT)
The house
the top of the house
an old boat be turned upside down
the gate
rocks and old glass bottles
be made of
What do these phrases mean?
put to good use 因……出名 成立 好好利用
Rethink, Reuse, Recycle!
an unusual house
handbags
an art piece
Read the passage fast and silently to find the answers 1. What's the passage about? A. how Amy Hayes make her house . B. some beautiful art pieces made of rubbish. C. how people create ways to use things that are √ no longer wanted. 2. How many people are mentioned in the passage? Who are they? Three. They are Amy Hayes, Jessica Wong and Wang Tao. 3.Who is Amy Hayes? She is a most unusual woman in the UK.
beautiful art pieces
Who Amy Hayes
Make a house
Materials rubbish
old clothes; especially old jeans iron and other materials from old cars
九年级英语Unit13_SectionB(1a-2e)精品课件
初中英语人教版九年级上册 Unit13 We’re trying to save the earth.
Section B（1a-2e）
I think that everyone should use public transportation.
I disagree. It’s difficult for parents with young children to use public transportation…
Things Julia and Jack talk about
___ taking your own bags when shopping ___ not riding in cars
___ riding a bike
___ recycling paper
1d
Listen again. Check (√ ) the things that Julia is doing now, the things she will do in the future and the things she would never do.
Make a conversation using the 1e information from the chart above. Say what is true for you. We really shouldn’t use paper napkins, you know. I know. I stopped using them last year.
But we can do other things. For example, we can go to school on foot.
You are right. We should turn off the lights when we leave the room.
Section B（1a-2e）
I think that everyone should use public transportation.
I disagree. It’s difficult for parents with young children to use public transportation…
Things Julia and Jack talk about
___ taking your own bags when shopping ___ not riding in cars
___ riding a bike
___ recycling paper
1d
Listen again. Check (√ ) the things that Julia is doing now, the things she will do in the future and the things she would never do.
Make a conversation using the 1e information from the chart above. Say what is true for you. We really shouldn’t use paper napkins, you know. I know. I stopped using them last year.
But we can do other things. For example, we can go to school on foot.
You are right. We should turn off the lights when we leave the room.
九年级英语unit13,Section B 1a-1e课件
Make a conversation using the 1e information from the chart above. Say what is true for you. We really shouldn’t use paper napkins, you know. I know. I stopped using them last year.
Things Julia and Jack talk about
Things Julia is doing now
Things Julia will do in the future
Things Julia would never do
___ not using paper napkins ___ taking your own bags when shopping. ___ not riding in cars ___ riding a bike
Things Julia is doing now Things Julia will do in the future Things Julia would never do
Things Julia and Jack talk about
___ turning off the lights ___ turning off the shower
Jack: You should take your own bags when you go shopping. Julia: Oh, that’s easy. I’ll do that from now on. What else? Jack: People should stop riding in cars and start riding bikes. Julia: No way! It would take me 45 minutes to get to school by bike! Jack: But it’s good for the environment! Besides, I like riding my bike. Julia: Yes, and you also live close to school!
人教新目标九年级英语全册Unit 13 Section B1课件
Recycle.
感谢聆听
1. Review the new words and expressions you’ve learned today.
2. Read the articles in Learning English. 3. Write a short passage about more things you can do for our world. 4. Preview the new words and expressions. 5. Preview the article Rethink, Reuse,
√__ turning off
the lights
√__ turning off
the shower
__ not using paper napkin
√__ taking your
own bags when shopping
√__ not riding in
cars
√__ riding a bike
in front of the class
2a
Look at the title and the pictures in 2b. Can you guess what the passage is about?
注: 另附word文档。 点击此处链接
选择合适的单词, 并用其正确形式填空。
build, make, pull, pollute, recycle 1. This bridge _w_a_s__b_u_il_t_ in 1968. 2. Look! That monkey _i_s_p_u_l_li_n_g_ a toy car. How funny! 3. Books, plastics, glass and so on can be collected for _r_e_c_y_cl_in__g_. 4. This wine _i_s_m__a_d_e_ from grapes. 5. People should stop _p_o_ll_u_t_in_g_ our nature.
感谢聆听
1. Review the new words and expressions you’ve learned today.
2. Read the articles in Learning English. 3. Write a short passage about more things you can do for our world. 4. Preview the new words and expressions. 5. Preview the article Rethink, Reuse,
√__ turning off
the lights
√__ turning off
the shower
__ not using paper napkin
√__ taking your
own bags when shopping
√__ not riding in
cars
√__ riding a bike
in front of the class
2a
Look at the title and the pictures in 2b. Can you guess what the passage is about?
注: 另附word文档。 点击此处链接
选择合适的单词, 并用其正确形式填空。
build, make, pull, pollute, recycle 1. This bridge _w_a_s__b_u_il_t_ in 1968. 2. Look! That monkey _i_s_p_u_l_li_n_g_ a toy car. How funny! 3. Books, plastics, glass and so on can be collected for _r_e_c_y_cl_in__g_. 4. This wine _i_s_m__a_d_e_ from grapes. 5. People should stop _p_o_ll_u_t_in_g_ our nature.
人教新目标九年级英语全册课件：Unit13 Section B 1 1a-2e (共59张PPT)
You should turn off the shower when you’re washing your hair.
Oh, I would never do that. I have very short hair, it only takes a few minutes to wash.
___ recycling paper
Listen again and answer the questions.
1. Who read a book? Jack. 2. Would Julia turn off the shower when she is washing the hair? No, she would never do that. 3. Does Jack live close to school? Yes, he does.
How can we do to help save the earth?
Don’t use paper napkins.
n. 餐巾纸
You can help reduce pollution by putting that soda can in a different bin.
Leave your car at home. Take a bus or ride your bike to work.
Compare your answers in 1a with 1b your partner. Recycling paper is really easy. I agree. But it’s hard to stop riding in cars.
Listen and check (√ ) the 1c things that Julia and Jack talk about. Things Julia and Jack talk about ___ turning off the lights ___ turning off the shower ___ not using paper napkins
九年级Unit13_SectionB(2a-2e)课 件3
【仿写造句】set up _____________________________________________
the importance of
_____________________________________________
1. Mo Yan is known __C____ a writer. A. for B. to C. as D. is 2. I want to ___s_et__u_p____ (建立) a website to sell bags I make by myself. 3. He plans ___t_o_s_t_u_d_y___ (study) harder next year. 4. The house ___is_m__a_d_e____ (make) of chocolate. 5. How many books _h_a_v_e___ you ___r_e_a_d______ (read) so far?
Summary
Work in groups and talk about:
What have you learnt in this period? What do you still have problem with? How will you work out the problems?
Have a discussion about the importance of recycling. Make something out of rubbish.
2. All the rubbish and old things in Amy’s neighborhood were then _p_u__t _to__g_o_o_d_u__se_ when Amy built her house.
the importance of
_____________________________________________
1. Mo Yan is known __C____ a writer. A. for B. to C. as D. is 2. I want to ___s_et__u_p____ (建立) a website to sell bags I make by myself. 3. He plans ___t_o_s_t_u_d_y___ (study) harder next year. 4. The house ___is_m__a_d_e____ (make) of chocolate. 5. How many books _h_a_v_e___ you ___r_e_a_d______ (read) so far?
Summary
Work in groups and talk about:
What have you learnt in this period? What do you still have problem with? How will you work out the problems?
Have a discussion about the importance of recycling. Make something out of rubbish.
2. All the rubbish and old things in Amy’s neighborhood were then _p_u__t _to__g_o_o_d_u__se_ when Amy built her house.
初中英语九年级全册 Unit 13 Section B (1a-2d)教学课件人教新目标版
Listen again. Check (√ ) the things that Julia is doing
1d now, the things she will do in the future and the things
she would never do.
Things Julia and Things Julia is Things Julia Things Julia
Turn off the lights when you leave a room.
Turn off the shower while you are washing your hair.
recycle books and paLeabharlann erv. 回收利用；再利用
1a
What can we do to help save the earth? Rank these items from the easiest (1) to the most difficult (5).
Oh, that’s easy. I’ll do that from now on.
What can we do to help save the earth? Show your own ideas.
What can we do to help save the earth? Don’t use paper napkins.
You can help reduce pollution by putting that soda can in different bins.
Leave your car at home. Take a bus or ride your bike to work.
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Unit 13 We are trying to save the
earth.
1Байду номын сангаас
Review
1. 努力去做某事 try to do
2. 手机
mobile phones
3. 垃圾,废物
litter ; rubbish;waste
4. 河底 the bottom of the river
5. 充满…… 6. 渔民 fisherman
3.被动语态：Passive voice
定义：表示主语是动作的承受者，即行为动作的对
象的一种语态。
结构：be + 过去分词
e.g. Our classroom is cleaned every day.
4.现在完成时: Present Perfect
定义：表示动作已经完成, 但对现在造成影响; 或者
ed to do
used to do sth. 表示过去常常做某事, 而现在往往不做 了, 后接动词原形。
e.g. I used to get up at six o’clock. be used to doing sth. 表示习惯于做某事 Joe is used to drinking a cup of coffee every morning4 .
2. 情态动词无人称和数的变化, 后接动词原形。否 定式是在情态动词后面加not。个别情态动词有 过去式形式, 可用来表达更加客气、委婉的语气。
e.g. Ken can climb up the tress like a koala. You mustn’t play with fire. It is dangerous.
13. 在……中起作用，在……中扮演角色
play a part in 2
1.r骑id自e t行he车bike 2.T骑h自er行e a车re有ot别he的r a好dv处an。tages of bike riding. 3.b对e.g..o..o.有d 益for 4.w垃a圾ste污p染ollution 5.g去o 购sh物opping 6.s开ta始rt 做do某in事g 7.r记em得e要mb把er垃to圾t扔hr进ow垃ru圾b桶bish in the bins 8.k保ee持p公pu共bl场ic 所pla的ce整s c洁le和an美an丽d beatiful 9.m对a..k..e..有a d影iff响er、en有ce作to用sb. 10.l通ea向d t美o 好a b未et来ter future
付费;付出代价
8
small things _c_o_u_ld__ add up and become big things that _w_o_u_ld_/_c_a_n_ improve the environment. Let’s take action n采o取w行! 动
9
Unit13 We're trying to save the earth!
7
adj.可重复使用的 关掉 electricity by turning off the lights when you leave a room. You _c_o_u_l_d_ also use reusable bags instead of plastic bags. I think it’s a great idea that you now h__a_v_e_t_o pay for plastic bags in some stores. And instead of driving to school or work, you _c_a_n_/s_h_o_u_l_d_ ride your bike or walk. If it’s far, you _c_a_n_/_c_o_u_ld__ take the bus. All these
10
What are they? What are they like?
polar bear
be full of
7. 政府
government
8. 9.
把垃圾扔到河里 要求某人干某事
throw rubbish into the river
10. 关闭工厂 close down the factories ask sb. to do sth.
11. 打扫
clean up
12. 过去常常… used to be
6
4b Fill in the blanks with the appropriate modal verbs from the box.
can
would
have to should
may/ might
could must
People _m_a_y_/_m_i_g_h_t_ think that big things _m_u__st__ be done to save the earth. Many forget that saving the earth begins with small things. For example, you _c_a_n_ save
表示从过去某一时间开始一直延续到现在并还可能
持续下去的动作。
结构: has/have + 过去分词
标志词：already, yet, ever, never, since, for…
e.g. I haven’t finished my homework yet.
5
情态动词
1. 情态动词本身有一定的词义, 表示说话人的情 绪、态度或语气, 但不能单独作谓语, 只能与其 他动词构成谓语。常见的有: can (could), may (might), must, need, shall (should), will (would) 等。
3
1. 现在进行时: Present Progressive 定义：表示说话时(瞬间)正在进行的动作, 也表示目
前或现阶段正在进行的动作。
结构: be (am/is/are) + v.-ing 标志词：Look, Listen, now, right now… e.g. Look! The boy is crying.
earth.
1Байду номын сангаас
Review
1. 努力去做某事 try to do
2. 手机
mobile phones
3. 垃圾,废物
litter ; rubbish;waste
4. 河底 the bottom of the river
5. 充满…… 6. 渔民 fisherman
3.被动语态：Passive voice
定义：表示主语是动作的承受者，即行为动作的对
象的一种语态。
结构：be + 过去分词
e.g. Our classroom is cleaned every day.
4.现在完成时: Present Perfect
定义：表示动作已经完成, 但对现在造成影响; 或者
ed to do
used to do sth. 表示过去常常做某事, 而现在往往不做 了, 后接动词原形。
e.g. I used to get up at six o’clock. be used to doing sth. 表示习惯于做某事 Joe is used to drinking a cup of coffee every morning4 .
2. 情态动词无人称和数的变化, 后接动词原形。否 定式是在情态动词后面加not。个别情态动词有 过去式形式, 可用来表达更加客气、委婉的语气。
e.g. Ken can climb up the tress like a koala. You mustn’t play with fire. It is dangerous.
13. 在……中起作用，在……中扮演角色
play a part in 2
1.r骑id自e t行he车bike 2.T骑h自er行e a车re有ot别he的r a好dv处an。tages of bike riding. 3.b对e.g..o..o.有d 益for 4.w垃a圾ste污p染ollution 5.g去o 购sh物opping 6.s开ta始rt 做do某in事g 7.r记em得e要mb把er垃to圾t扔hr进ow垃ru圾b桶bish in the bins 8.k保ee持p公pu共bl场ic 所pla的ce整s c洁le和an美an丽d beatiful 9.m对a..k..e..有a d影iff响er、en有ce作to用sb. 10.l通ea向d t美o 好a b未et来ter future
付费;付出代价
8
small things _c_o_u_ld__ add up and become big things that _w_o_u_ld_/_c_a_n_ improve the environment. Let’s take action n采o取w行! 动
9
Unit13 We're trying to save the earth!
7
adj.可重复使用的 关掉 electricity by turning off the lights when you leave a room. You _c_o_u_l_d_ also use reusable bags instead of plastic bags. I think it’s a great idea that you now h__a_v_e_t_o pay for plastic bags in some stores. And instead of driving to school or work, you _c_a_n_/s_h_o_u_l_d_ ride your bike or walk. If it’s far, you _c_a_n_/_c_o_u_ld__ take the bus. All these
10
What are they? What are they like?
polar bear
be full of
7. 政府
government
8. 9.
把垃圾扔到河里 要求某人干某事
throw rubbish into the river
10. 关闭工厂 close down the factories ask sb. to do sth.
11. 打扫
clean up
12. 过去常常… used to be
6
4b Fill in the blanks with the appropriate modal verbs from the box.
can
would
have to should
may/ might
could must
People _m_a_y_/_m_i_g_h_t_ think that big things _m_u__st__ be done to save the earth. Many forget that saving the earth begins with small things. For example, you _c_a_n_ save
表示从过去某一时间开始一直延续到现在并还可能
持续下去的动作。
结构: has/have + 过去分词
标志词：already, yet, ever, never, since, for…
e.g. I haven’t finished my homework yet.
5
情态动词
1. 情态动词本身有一定的词义, 表示说话人的情 绪、态度或语气, 但不能单独作谓语, 只能与其 他动词构成谓语。常见的有: can (could), may (might), must, need, shall (should), will (would) 等。
3
1. 现在进行时: Present Progressive 定义：表示说话时(瞬间)正在进行的动作, 也表示目
前或现阶段正在进行的动作。
结构: be (am/is/are) + v.-ing 标志词：Look, Listen, now, right now… e.g. Look! The boy is crying.