八年级英语人教版上册课件;Unit 8 单元语法小专题
合集下载
人教版八年级英语上册 课件：Unit 8 SectionA (Gramma
本节课主要学习了知识点Do you know how to plant a tree?以及本单元的语法知识。
课堂练习
1.熟记本课时的词汇 2.完成本课时的课后作业
课后作业
banana milk shake? Then, pour the milk into the blender.
Finally, turn on the blender.
Countable nouns
Uncountable nouns
How many bananas
do we need?
How much yogurt do we need?
3b
Complete the questions and answers. Then match them.
1
__b_ 1. ___H_o_w___do you make popcorn? __a_ 2. _H__o_w__m_u_c_h_corn do we need? __d_ 3. __W__h_a_t__do we do next? __e_ 4. _H__o_w__m_u_c_h_salt do we need?
讲解来自《点拨》
eg：Where to stay for the night is a problem. 晚上在哪儿过夜还是个问题。(作主语) The young woman doesn't know what to do. 那位年轻女子不知道要做什么。(作宾语) The question is which to choose. 问题是选哪个。(作表语)
3c
Write how to do one of the following things. Then tell your partner how to do it.
Unit 8 (单元复习课件)-八年级英语上册(人教版)
二、词组归纳
11.一杯酸奶 ____o_n__e_/_a__c_u_p__o__f_y_o__g_u_r_t 12.还有一件事 _____o__n_e__m__o__re__t_h_i_n_g__ 13.牛肉面条 ____b__e_e_f__n_o_o__d_l_e_s_____ 14.做水果沙拉 _____m__a_k_e__f_r_u_i_t_s_a__la_d__ 15.把……放进……里面 _____p_u__t_.._.i_n_/_i_n_t_o_._..____ 16.传统食物 ___t_r_a_d__it_i_o_n__a_l_f_o_o__d___ 17.一片面包 ____a__p_i_e_c_e__o__f_b__re__a_d__ 18.一个特殊的日子 _____a__s_p_e_c__ia_l__d_a_y_____ 19.感恩；感谢 _____g_i_v_e__t_h_a__n_k_s______ 20.做菜 _____m__a_k_e__d__is_h__e_s_____
watermelon
7. ____________n. 西瓜
spoon
8._____________n.__v. 增加;添加 10. __f_i_n_a_l_l_y____adv. 最后;最终 11. __s_a_l_t_______n. 食盐 12___s_a_l_t_y_____adj. 咸的 13. __s_u__g_a_r_____n. 食糖 14. __c_h__e_e_s_e____n. 干酪;奶酪 15. __m__a__c_h_i_n_e__n. 机器;机械装置 16. __h__o_l_e______n. 洞;孔;坑
四、重点知识
Cut up the bananas. 切碎香蕉。
人教版八年级上册英语第八单元课件(共97张PPT)
A: How do you make a vegetable salad? B: First…
Next… Then… Finally…
2d Role-play the conversation.
Anna: Sam, I want to make Russian soup for a party on Saturday. Can you tell me how?
A: How many watermelons do you eat every day? B: I eat four./Four.
A: How much honey do you drink every day? B: I drink four teaspoons./Four teaspoons.
__5 Turn on the blender. __2 Cut up the bananas. _6_ Drink the milk shake. _4_ Pour the milk into the blender. _3_ Put the bananas and ice cream into the
Please use many or much to fill in the blanks : 1、A: How _m__u_c_h watermelon do we need ?
B: We need four pieces of watermelon . 2、A: How _m__a_n_y watermelБайду номын сангаасns do we need ?
mango shake
strawberry shake
How to make a banana milk shake?
人教版英语八年级上册Unit8Section A Grammar Focus-3c 课件
tomato → tomatoes 西红杮
radio → radios
收音机
photo → photos
照片
4. 可数名词有单数和复数两种形式, 如: bananas, tomatoes。
不可数名词没有单、复数形式；可数名词单数 前面可用不定冠词a (an)；不可数名词前不能有 a (an)；可数名词复数可用 a few, many 等修饰； 不可数名词则用 a little, much 等修饰。
3b Complete the questions and answers. Then match them.
1._H__o_w_ do you make popcorn? 2._H_o_w__m__u_c_h_ corn do we need? 3._W__h_a_t_ do we do next? 4._H_o_w__m__u_c_h_ salt do we need? 5.Now can we eat it?
➢ 单、复数形式相同。 如：sheep → sheep 绵羊 deer → deer 鹿
（3）当一个名词作定语修饰另一个名词时， 其复数形式只须将其主体词变为复数形式。 但man/woman修饰另一个名词，变复数时 要将名词及man或woman都变成复数。
a girl student → girl students 女学生 a woman teacher → women teachers 女教师 a man driver → men drivers 男司机
cut up sth /cut them up
(5)把 ……放入……
put … in...
(6)把……倒入……里
pour… into...
(7)打开；接通（电流、煤气） turn on…
人教版八年级英语上册课件：Unit 8 单元语法精讲与精练(Grammar Focus)
11．If you don't listen to me，I'll go.(改为同义句)
Listen
to me，or I'll go.
12．The teachers often tell the students not to be careless.(改为祈使句)
Don't
be careless，please.
Unit 8 How do you make a banana milk shake?
第三课时 单元语法精讲与精练 (Grammar Focus)
单元语法精讲
Ⅰ、祈使句 祈使句表示请求、命令、叮嘱、号召等，谓语动词用原形；祈使句一般读 降调，句末用“！”或“.”。 如：Come in！Be careful! 1．祈使句所能表达的含义： 表示命令；禁止；请求，恳求；忠告，劝告；建议，指示；邀请；提供； 祝愿；警告，威胁；允诺；诅咒；自忖等含义。
。
6、does not mean teaching people to kow what they do not know ; it means teachng them to behave as they do not b ehave. 教育不在于使人知其所未知，而在于按其所未行而行。2021年11月上午4时24分21.11.2404:24November 24, 2021
4．祈使句的主语 you 通常不表示出来，但如果要特别强调对方或表达某种 情绪时可以有主语或呼语。 如：You be quiet！你给我安静点！ Don't you be late again！你可别再迟到了！ 5．please 是“请”的意思，可在句首也可在句末(在句末时常用逗号隔开)， 有时也可以在句中。 如：Please come in.＝Come in，please.请进来。
Unit8SectionA(GrammarFocus～3c)课件人教版八年级英语上册
语法导练
一、用所给单词的适当形式填空。 1. Keep （keep） quiet in the library！ 2. Don’t swim （swim） in the river，please！ 3. No talking （talk）！ 4. Let’s make （make） some dumplings. 5. There are （be） two cups of tea on the table.
food they eat every day.Also ， there are about 190 kinds of kimchi.There are 2 kinds of kimchi for different seasons of the year.For example，in spring，watery kimchi，which is called Mul Kimchi，and Chinese cabbage 3 popular.In summer，young radish （萝卜） kimchi 4 is called Chonggak Kimchi and cucumber （黄瓜） kimchi are common.
语法导练
二、单项选择。
（ A ）1.
carefully，please！ Look at the road
sign.There is a school ahead.
A.Drive
B.To drive
C.Driving
D.Drives
（ B ）2. David，
make trouble at school.
lots of 很多
a lot of 许多
enough 足够的 plenty of 充足的 most 大多数的
人教新目标版八年级上Unit 8 SectionAGrammar focus(共18张PPT)
a bar of 一条 a loaf of 一条 a sheet of 一张 a set of 一台 a slice of 一片
4.其他 some beer, a lot of cherries
ቤተ መጻሕፍቲ ባይዱ
Do you know?
yogurt, wine, banana, tomato, green tea, grape juice, watermelon, cola, pineapple, milk shake, date, peach, plum, kiwi fruit, litchi, longan, honey, coffee, lemon, cherry
Next, cook the Next, pour the
beef.
water into the pot.
Then, boil the water.
Then, put the
Finally, eat
noodle in the pot. the noodle.
How do you plant a tree?
A: W__e__n__e_e_d__t_w__o_._________________________
(two)
Q: _H_o__w__m__u__c_h__m__i_l_k__d_o__w__e__n_e_e__d_?________
( how much / milk / we / need)
A: W___e_n__e_e_d___th__r_e_e__c_u__p_s__o_f__m__i_lk__. ________
First, dig a hole.
Next, put the tree in the hole and cover the root with earth.
4.其他 some beer, a lot of cherries
ቤተ መጻሕፍቲ ባይዱ
Do you know?
yogurt, wine, banana, tomato, green tea, grape juice, watermelon, cola, pineapple, milk shake, date, peach, plum, kiwi fruit, litchi, longan, honey, coffee, lemon, cherry
Next, cook the Next, pour the
beef.
water into the pot.
Then, boil the water.
Then, put the
Finally, eat
noodle in the pot. the noodle.
How do you plant a tree?
A: W__e__n__e_e_d__t_w__o_._________________________
(two)
Q: _H_o__w__m__u__c_h__m__i_l_k__d_o__w__e__n_e_e__d_?________
( how much / milk / we / need)
A: W___e_n__e_e_d___th__r_e_e__c_u__p_s__o_f__m__i_lk__. ________
First, dig a hole.
Next, put the tree in the hole and cover the root with earth.
人教八年级英语上册 unit 8 语言点-课件
Unit 8
How do you make a banana milk shake
摇动
shake
黄油，奶油 butter
奶昔
milk shake
火鸡
turkey
打开搅拌机turn on the blende生r 菜
lettuce
剥香蕉片 peel the bananas 片，段
piece
向…倒… pour… into .. 传统的
We need ___ _____ _____ yogurt . 4 这是一个秋天感谢丰收的时节。 It’s a time ____ ____ _____ food _____ _____. 5 美国人通过在家和家人聚在一起吃顿大餐，来庆祝感恩节。
Americans _____ Thanksgiving ____ having a big
fill …with…= be filled with
用…覆盖…
cover … with.. =be covered with
把火鸡切成薄片.. cut turkey into thin pieces
把..放在一起
put …together
一个一个地
one by one
1你怎样做一份香蕉奶昔？
____ do you _____ a banana ____ _____? 2 我们需要多少酸奶？ ____ _____ yogurt do we need? 3 我们需要一杯酸奶？
接待
serve
机器
machineຫໍສະໝຸດ 温度temperature
挖坑
dig a hole
覆盖
cover
切碎香蕉
cut up the bananas
How do you make a banana milk shake
摇动
shake
黄油，奶油 butter
奶昔
milk shake
火鸡
turkey
打开搅拌机turn on the blende生r 菜
lettuce
剥香蕉片 peel the bananas 片，段
piece
向…倒… pour… into .. 传统的
We need ___ _____ _____ yogurt . 4 这是一个秋天感谢丰收的时节。 It’s a time ____ ____ _____ food _____ _____. 5 美国人通过在家和家人聚在一起吃顿大餐，来庆祝感恩节。
Americans _____ Thanksgiving ____ having a big
fill …with…= be filled with
用…覆盖…
cover … with.. =be covered with
把火鸡切成薄片.. cut turkey into thin pieces
把..放在一起
put …together
一个一个地
one by one
1你怎样做一份香蕉奶昔？
____ do you _____ a banana ____ _____? 2 我们需要多少酸奶？ ____ _____ yogurt do we need? 3 我们需要一杯酸奶？
接待
serve
机器
machineຫໍສະໝຸດ 温度temperature
挖坑
dig a hole
覆盖
cover
切碎香蕉
cut up the bananas
人教版八上英语Unit8单元 ppt课件
3. How (much/many) bread do we need?
4. How (much/many) tomatoes do we need?
5. How (much/many) cheese do we need?
1. machine n. 机器；机械装置 e.g. Do you know how to handle this
b. First; 句意“将玉米放进爆米机里”，由 常
d. t识ur可n;知由，空这格是后爆的爆on米th花e 的ma第ch一in件e，事一情词。 可知空格处为turn一词，turn on打开。 finally; 由最后的一词“加点盐”，可知
We need _o_n_e _c_u_p_ _o_f__ yogurt.
如何问答名词的数量 1. 询问不可数名词的数量：
_H_o_w__m__u_c_h+ 不可数名词 ……? 2. 回答不可数名词的数量：
___数__量__词____ + 不可数名词 一杯 _a__cu__p_o_f_; 一碗 _a__b_o_w_l_o_f__
• “不怕太阳晒，也不怕那风雨狂，只怕先生骂我 笨，没有学问无颜见爹娘 ……”
• “太阳当空照，花儿对我笑，小鸟说早早早……”
What’s your favorite drink?
water milk juice
tea
coffee
奶昔(由牛奶 和冰淇淋等 搅制而成的 milk shake 混合饮料)
Read the conversation and 2d fill in the chart below.
one one three four five some
cabbage
onion, cabbage potatoes carrots
4. How (much/many) tomatoes do we need?
5. How (much/many) cheese do we need?
1. machine n. 机器；机械装置 e.g. Do you know how to handle this
b. First; 句意“将玉米放进爆米机里”，由 常
d. t识ur可n;知由，空这格是后爆的爆on米th花e 的ma第ch一in件e，事一情词。 可知空格处为turn一词，turn on打开。 finally; 由最后的一词“加点盐”，可知
We need _o_n_e _c_u_p_ _o_f__ yogurt.
如何问答名词的数量 1. 询问不可数名词的数量：
_H_o_w__m__u_c_h+ 不可数名词 ……? 2. 回答不可数名词的数量：
___数__量__词____ + 不可数名词 一杯 _a__cu__p_o_f_; 一碗 _a__b_o_w_l_o_f__
• “不怕太阳晒，也不怕那风雨狂，只怕先生骂我 笨，没有学问无颜见爹娘 ……”
• “太阳当空照，花儿对我笑，小鸟说早早早……”
What’s your favorite drink?
water milk juice
tea
coffee
奶昔(由牛奶 和冰淇淋等 搅制而成的 milk shake 混合饮料)
Read the conversation and 2d fill in the chart below.
one one three four five some
cabbage
onion, cabbage potatoes carrots
人教英语八年级上册Unit8Section A Grammar Focus3c(共29张PPT)
Accept Invitations:
Sure/Yes/Of course, I’d love to. Certainly, I’d like to.
Refuse Invitations:
I’m sorry, I can’t. I have to look after my grandmother. I have a piano lesson. I am going shopping with my friend. ……
2. A: What are you planning to do after school? B: I don’t know. __I_m__ig_h_t_w__a_t_c_h_T_V__. ___
3. A: When will you finish the science homework?
B: _O__n_t_h_e__w_e_e_k_e_n_d______________________ 4. A: Who are you going to the movies with?
go to a party
Exercise
一、选择正确的词 • Thank you for asking (ask/ asking),
but I can’t go to the movies with you. • Paul has to study for (at/ for) the
math test tonight. • My sister has too much(much/ many)
have a party with
her friends
they play football Sunday afternoon have an English test
Unit8+Grammar+focus+-3c课件2023-2024学年人教版英语八年级上册
3. 对可数名词的量进行提问时用how many 。 (注意：how many后接可数名词的复数形式)； 对不可数名词的量进行提问时用how much。如： This boy has three pens. (对划线部分提问) →How many pens does this boy have? I ate two bowls of rice. (对划线部分提问) →How much rice did you eat?
可数名词：banana, apple, watermelon, tomato, sandwich 不可数名词：milk, salt, yogurt, beef, honey, juice 既可作可数名词也可作不可数名词： salad, chicken, ice-cream, fruit
名词特点 词尾加法
(2022广西贺州中考)
3. — Would you like some___B___?
—Yes, madam.
A. egg
B. juice
C. milk teas
(2022湖南邵阳中考)
4. Sandy really likes eating meat, but she doesn’t like eating
以“f或fe”结 尾的
词尾加法 改y为i 再 加-es
加-s
变f或fe为 v,再加-es
词尾读音方法 -ies读/Iz/ -s读/z/ -ves读/vz/
例词 families dictionaries boys keys
knives
a bottle of a can/tin of
a bar of a loaf of
Uncountable nouns __H_o_w__ _m__u_c_h__(多少) yogurt do we need? We need one cup of yogurt.
Unit 8 Section A Grammar Focus~3c课件 人教版英语八年级上册
可数名词和不可数名词的辨析
单复数形式
可数名词 有单复数之分
不可数名词 没有复数形式
修饰词
much, some, any, lots of等以及 a/an,具体数词以及many, few, a few等
表示量的短语(a cup/glass of)
提问(数)量
用how many
用how much
作主语
单数形式作主语,谓语动词用单数形式 复数形式作主语,谓语动词用复数形式
table.3.这个盒子里有三个西红柿。There_____three_________in the
box. are
bowls of rice
are
tomatoes
Unit 8 Section A Grammar Focus ~ 3c
4. Dave bought three kilos of rice for us yesterday. (对画线部分提问) ___H_o_w___ __m__a_n_y__ ___k_i_lo_s__ of rice did Dave buy for you yesterday?
put in two spoons Finally
of honey and a
cup of yogurt.
Next
wash some fruit such as apples, bananas, watermelons and so on.
Unit 8 SBiblioteka ction A Grammar Focus ~ 3c
No photos! No smoking!
Help! Quickly！
Unit 8 Section A Grammar Focus ~ 3c
Unit 8 Section A(Grammar Focus)八年级英语上学期课件(人教版)
Tom gave friend basketball. 不可数名词没有单、复数之分, 如：water, bread, paper 不可数名词前不能有a (an),one,two,three等数词
a information
two paper
英语中量的表达方法分为两种类型：
1.只适用于可数名词：数词+可数名词
4. 然后，将牛奶倒进果汁机中。
__T_h_e_n, __p_o_u_rthe milk __in_t_othe blender.
5. 最后，打开果汁机。 _F_i_n_a_ll_y, ___t_u_rn__ __o_n the blender.
6. 我们需要多少香蕉？ __H__o_w_ __m_a_n_ybananas do we need?
Do型
1. 祈使句的类型与结构
肯定形式：实义动词原形 (+其他). 否定形式：Don’t +实义动词原形 (+其他).
Be型
肯定形式：Be ＋表语 (+其他). 否定形式：Don’t +be ＋表语 (+其他).
Let型 肯定形式：Let+宾语+v.原形 (+其他).
No型
否定形式：Don’t +let+宾语+v.原形 (+其他). / Let+宾语+not+v.原形 (+其他).
可数名词有单数和复数两种形式，如：bananas, tomatoes 可数名词单数前必须要有限定词：
an apple a friend my book Tom's pen
I like your girlfriend.
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
Don't let her watch so much TV.不要让她看这 么多电视。
二、可数名词与不可数名词
普通名词分为可数名词和不可数名词。 1．可数名词可以用具体的数词来修饰，也可以 用“数词＋计量名词 ＋ of ＋ 可数名词的复数形 式”来表示。如：three apples三个苹果；two bags of watermelons两袋西瓜 2．不可数名词没有复数形式，表示量时用“数 词 ＋ 计量名词 ＋ of ＋ 不可数名词”结构。如 ：a cup of milk一杯牛奶
6．There ___i_s____(be) some bread on the table. You can have some.
7．Would you like to buy some __s_a_lt____(salt), Mrs. Smith?
8 ． Both his uncle and his aunt are famous _sc_i_e_n_ti_s_ts_(scientist)．
9．How much _c_o_f_fe_e___(coffee) is there in the cup?
10．How many watermelons (watermelon) did you buy yesterday?
Ⅱ.按要求完成下列句子，每空一词。 11．You must listen to the teacher carefully. (改为祈使句) _L_i_st_e_n___ ____t_o___ the teacher carefully，please. 12．You can't pour the water into the pot. (改为祈使句) _D__o_n_'t___ __p_o_u_r___ the water into the pot. 13．I have two brothers. (对画线部分提问) __H__o_w___ __m_a_n_y___ brothers do you have? 14．There is a little honey in the fridge.(对画线部分提问) __H__o_w___ __m_u__ch___ ___h_o_n_e_y_ is there in the fridge? 15．There is a tomato in the box.(用three代替a改写句子) There __a_r_e____ three t_o_m__a_to_e_s_ in the box.
Let's watch the cartoon now.现在我们看卡通片 吧。
Let's/Let me祈使句的否定形式是Let's/Let me not…或Don't let's/let me …；“Let ＋ 第三人称” 的否定形式为Don't let ＋ 第三人称 …。如：
Let's not play soccer in the street.我们不要在街 上踢足球。
单元语法小专题(Grammar Focus) 语法精讲
一、祈使句
祈使句常用来表示命令、指示、请求、要求或建 议等。
1．当主语是第二人称you时，you通常被省略。 这种祈使句一般以动词原形开头。它的否定形式是在 动词原形前加Don't。如：
Be more careful next time.下次仔细点。 Come to school earlier next time.下次早点来学校。 Don't play computer games.不要玩电脑游戏。
在祈使句的句首或句尾加please，可以使祈使 句的语气更委婉。注意：在句尾加please时，要在 please前加逗号。如：
Please speak loudly.＝Speak loudly，please.请大 声讲话。
2．带有第一、第三人称主语的祈使句通常以 let为词。 16．请看第二幅图。 ___L_o_o_k__ ___a_t____ the second picture，please. 17．会议室里有几位工程师？ __H__o_w___ __m__a_n_y__ e_n_g_i_n_e_e_r_s are there in the meeting room? 18．凯特，请不要打开搅拌机。 Kate，please __d_o_n_'_t__ __t_u_r_n___ ___o_n____ the blender. 19．我们一起做香蕉奶昔吧。 __L__e_t'_s__ __m__a_k_e__ banana milk shake together. 20．我想要一杯酸奶和两个汉堡包。 I would like _a_/o_n_e_ _c_u_p_ __o_f__ _y_o_g_u_r_tand two _h_a_m_b__u_r_g．ers
3．可数名词的量可以用how many提问；不 可数名词的量可以用how much提问。
4．some，any，a lot of，lots of等既可以 修饰可数名词，又可以修饰不可数名词。
语法精练
Ⅰ.用括号内所给单词的适当形式填空。 1．__K__e_e_p__(keep) quiet in the library. 2．Don't _s_w__im____(swim) in the river，please. 3．Please don't __b_e_____(be) late for school next time. 4．You should not eat too much __m__e_a_t__(meat)． 5 ． They visited two big f_a_c_to_r_i_e_s_(factory) last month.
二、可数名词与不可数名词
普通名词分为可数名词和不可数名词。 1．可数名词可以用具体的数词来修饰，也可以 用“数词＋计量名词 ＋ of ＋ 可数名词的复数形 式”来表示。如：three apples三个苹果；two bags of watermelons两袋西瓜 2．不可数名词没有复数形式，表示量时用“数 词 ＋ 计量名词 ＋ of ＋ 不可数名词”结构。如 ：a cup of milk一杯牛奶
6．There ___i_s____(be) some bread on the table. You can have some.
7．Would you like to buy some __s_a_lt____(salt), Mrs. Smith?
8 ． Both his uncle and his aunt are famous _sc_i_e_n_ti_s_ts_(scientist)．
9．How much _c_o_f_fe_e___(coffee) is there in the cup?
10．How many watermelons (watermelon) did you buy yesterday?
Ⅱ.按要求完成下列句子，每空一词。 11．You must listen to the teacher carefully. (改为祈使句) _L_i_st_e_n___ ____t_o___ the teacher carefully，please. 12．You can't pour the water into the pot. (改为祈使句) _D__o_n_'t___ __p_o_u_r___ the water into the pot. 13．I have two brothers. (对画线部分提问) __H__o_w___ __m_a_n_y___ brothers do you have? 14．There is a little honey in the fridge.(对画线部分提问) __H__o_w___ __m_u__ch___ ___h_o_n_e_y_ is there in the fridge? 15．There is a tomato in the box.(用three代替a改写句子) There __a_r_e____ three t_o_m__a_to_e_s_ in the box.
Let's watch the cartoon now.现在我们看卡通片 吧。
Let's/Let me祈使句的否定形式是Let's/Let me not…或Don't let's/let me …；“Let ＋ 第三人称” 的否定形式为Don't let ＋ 第三人称 …。如：
Let's not play soccer in the street.我们不要在街 上踢足球。
单元语法小专题(Grammar Focus) 语法精讲
一、祈使句
祈使句常用来表示命令、指示、请求、要求或建 议等。
1．当主语是第二人称you时，you通常被省略。 这种祈使句一般以动词原形开头。它的否定形式是在 动词原形前加Don't。如：
Be more careful next time.下次仔细点。 Come to school earlier next time.下次早点来学校。 Don't play computer games.不要玩电脑游戏。
在祈使句的句首或句尾加please，可以使祈使 句的语气更委婉。注意：在句尾加please时，要在 please前加逗号。如：
Please speak loudly.＝Speak loudly，please.请大 声讲话。
2．带有第一、第三人称主语的祈使句通常以 let为词。 16．请看第二幅图。 ___L_o_o_k__ ___a_t____ the second picture，please. 17．会议室里有几位工程师？ __H__o_w___ __m__a_n_y__ e_n_g_i_n_e_e_r_s are there in the meeting room? 18．凯特，请不要打开搅拌机。 Kate，please __d_o_n_'_t__ __t_u_r_n___ ___o_n____ the blender. 19．我们一起做香蕉奶昔吧。 __L__e_t'_s__ __m__a_k_e__ banana milk shake together. 20．我想要一杯酸奶和两个汉堡包。 I would like _a_/o_n_e_ _c_u_p_ __o_f__ _y_o_g_u_r_tand two _h_a_m_b__u_r_g．ers
3．可数名词的量可以用how many提问；不 可数名词的量可以用how much提问。
4．some，any，a lot of，lots of等既可以 修饰可数名词，又可以修饰不可数名词。
语法精练
Ⅰ.用括号内所给单词的适当形式填空。 1．__K__e_e_p__(keep) quiet in the library. 2．Don't _s_w__im____(swim) in the river，please. 3．Please don't __b_e_____(be) late for school next time. 4．You should not eat too much __m__e_a_t__(meat)． 5 ． They visited two big f_a_c_to_r_i_e_s_(factory) last month.