译林版八年级英语上册Unit4第四单元课时4Grammar练习课件
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新牛津译林版八年级英语上册Unit 4 课时4 Grammar【习题课件】
5. (中考•兰州)After so many__y_e_a_r_s_'_ (year)practice，he becomes a well-known tennis player.
基础巩固练
Ⅱ. 从方框中选择合适的单词或短语并用其适当形式填空。 each, be patient, cut out, give up, without
基础巩固练
23. 我们应该互相学习，互相帮助。 We_s_h_o_u_l_d__ __l_e_a_rn___ ___f_r_o_m__ ___e_a_ch___ ___o_th_e_r__and help each other.
基础巩固练
24. 剪出几张纸，做一些卡片。 _C__u_t____ ___o_u_t___some pieces of paper，and _m__a_k_e___ some cards.
基础巩固练
Ⅲ. 单项选择。
11. (中考•安徽)Hold your dream，____B____you might regret
some day.
A. and
B. or
C. but
D. so
基础巩固练
12. Smoking is bad for your health. You'd better ____B____. A. set it up B. give it up C. pick it up D. look it up
基础巩固练
25. 在河的每一边都有许多树和花。 There are many trees and flowers____o_n___ __e_a_c_h___ ___s_id_e___ ____o_f___the river.
基础巩固练
Ⅱ. 从方框中选择合适的单词或短语并用其适当形式填空。 each, be patient, cut out, give up, without
基础巩固练
23. 我们应该互相学习，互相帮助。 We_s_h_o_u_l_d__ __l_e_a_rn___ ___f_r_o_m__ ___e_a_ch___ ___o_th_e_r__and help each other.
基础巩固练
24. 剪出几张纸，做一些卡片。 _C__u_t____ ___o_u_t___some pieces of paper，and _m__a_k_e___ some cards.
基础巩固练
Ⅲ. 单项选择。
11. (中考•安徽)Hold your dream，____B____you might regret
some day.
A. and
B. or
C. but
D. so
基础巩固练
12. Smoking is bad for your health. You'd better ____B____. A. set it up B. give it up C. pick it up D. look it up
基础巩固练
25. 在河的每一边都有许多树和花。 There are many trees and flowers____o_n___ __e_a_c_h___ ___s_id_e___ ____o_f___the river.
译林版八年级英语上册Unit 4 第四单元课时4 Grammar练习课件
opens the ______17 of the shop and looks at the farm. It’s
very beautiful. There are many cows, horses and small
animals on the farm.
C17. A. box
B. gate C. window D. book
ቤተ መጻሕፍቲ ባይዱ
8. [ 合肥41 中模拟] If you have something important to do,
you ___D__ waste any time.
A. mustn’t
B. couldn’t
C. needn’t
D. shouldn’t
9. — You’d better ___A__ early, or you’ll be late for school.
安徽译林版八年级上
Unit 4 Do it yourself
课时4 Grammar
提示：点击 进入习题
1 quick 2 not be 3 give 4 not say 5 cut
语法通关练
答案呈现
6A
11 Please don’t put
7C
12 Don’t give
8D
13 should not
14. You had better buy a new computer. (改为否定句) You had better ____n_o_t___ ____b_u_y___ a new computer.
15. You must hand in your homework this afternoon. (改为 祈使句) ___H__a_n_d__ _____i_n___ your homework this afternoon.
【最新】牛津译林版八年级英语上册Unit4 Grammar 课件(2)
How to paint the room?
Mum: My son likes blue best. Paint his blue, please. Worker: Paint Andrew's blue. OK. Mum: paint my bedroom blue. Paint my yellow, . I like yellow. Worker: How about the living room? Mum: It has been painted blue already. , .
8A Unit 4
Grammar
Andrew's DIY work
Put in a brighter light.
Put up a picture.
Paint the living room blue.
put up a shelf
What will his mother do?
His mother will pay someone to do it again.
should had better Take a course in DIY. Read books about DIY. Attend lessons in DIY.
It will be more polite! The tone of had better is stranger than should!
Homework
1. Have a revision of Grammar. 2.Find more ways to give advice.
How to give advice?
What will you say to Andrew when he paints the living room blue?
【最新】牛津译林版八年级英语上册Unit4 Grammar 课件(1)
② Be型（以be开头），例如： Be quiet!安静！ Be careful！小心！ ③ Let型（以let开头），例如： Let me try. 让我试试看。 Let’s look at the map. 让我们看看地图。 ● let’s是let us的简略式。
表示请求、劝告的祈使句还常常在句前 或句末加上please, 构成句式：Please … 或 …, please. 以使语气更加缓和或客气。 例如： Please stand up. 或 Stand up, please. 请站起来。 Please have a rest. 或 Have a rest, please. 请休息一下。
Please go slowly.
Don’t smoke here.
Don’t fish here.
Be quiet, please. Don’t make any noise.
How to make cards
1. Cut out pieces of card with a pair of scissors.
4. Don’t paint the whole room blue.
You should not/shouldn’t paint the whole room blue.
You had better not paint the whole room blue.
当我们给他人提建议时，可以用had better和should，表示“最好”或“应该” 做某事， had better的语气比should强一 些。 You had better refrigerate the beer before drinking it. 喝啤酒前你最好先把它冷冻一下。 You should exercise more. 你应该多锻炼。
最新牛津译林版八年级英语上册 Unit 4 Do it yourself Grammar精品课件 (2)
3. You had better 3. Don’t make
2. Be careful.
listen to the
noise.
3. Don’t play
teacher carefully. 4. Don’t waste
footbood.
4. Don’t run fast.
class.
5. You should wait 5. You had better
5. You should not in the line.
be careful when
make noise in
you cross the
class
road. ……
最新初中英语精品课件设计
Summary
Part A: learn how to give instructions 肯定：(Please) + do sth. 否定：(Please) + Don’t do sth.
in the dining room
最新初中英语精品课件设计
in class in the restaurant on the road
1. Be quiet.
1. Line up.
1. Walk on the
2. Take notes. 2. Don’t push.
zebra crossing.
最新初中英语精品课件设计
Go downstairs!
最新初中英语精品课件设计
Read and observe(观察)
Put up a picture! Paint the wall blue! Turn left! Turn right!
Please go upstairs!
牛津译林英语八年级上册unit4Grammar(共29张PPT)
You should be patient.
You had better be patient.
DIY advice
• Read the advice and make sentences with should (not) or had better (not). buy some to learn more about it
You __sh_o_u_l_d_n_o_t_/_sh_o_u_l_d_n_’t_ paint the whole room blue.
You _h_a_d_b_e_t_te_r__n_o_tpaint the whole room blue.
Don’t hit the pipe. You should not/ shouldn’t hit the pipe. You had better not hit the pipe.
Put up a picture
Don’t make a mistake.
Don’t paint the whole room blue.
Don't hit a pipe
Put up a shelf on Be sure books stay
the wall.uhe
there.
They are all imperative sentences. （祈使句）
What can we use to give advice politely? should
had better
The tone of had better is stronger than should!
DIY advice
• Read the advice and make sentences with should (not) or had better (not).
You had better be patient.
DIY advice
• Read the advice and make sentences with should (not) or had better (not). buy some to learn more about it
You __sh_o_u_l_d_n_o_t_/_sh_o_u_l_d_n_’t_ paint the whole room blue.
You _h_a_d_b_e_t_te_r__n_o_tpaint the whole room blue.
Don’t hit the pipe. You should not/ shouldn’t hit the pipe. You had better not hit the pipe.
Put up a picture
Don’t make a mistake.
Don’t paint the whole room blue.
Don't hit a pipe
Put up a shelf on Be sure books stay
the wall.uhe
there.
They are all imperative sentences. （祈使句）
What can we use to give advice politely? should
had better
The tone of had better is stronger than should!
DIY advice
• Read the advice and make sentences with should (not) or had better (not).
2017-2018学年译林牛津版八年级英语上册课件：Unit 4 Grammar
Let’s DIY！--Turn a beverage bottle into a penholder.
→
Step 1: Cut off the upper part of the bottle.
Step 2: Stick on some double-sided tape(双 面胶).
Step 3: Stick on colored paper tape.
If you don’t have the colored paper tape, you can use a piece of colored paper instead.
Step 4: Cut out some fish, stars etc. and stick on the bottle.
Let’s DIY
Give some DIY advice
Kitty's birthyday is coming. Let's do a DIY for her.
What DIY can we do for her?
...a birthday card
How can we do DIYS?
Discuss in groups
cut draw look try write
_____out pieces of card with a pair of Cut scissors.
______ Write some words or a sentence on each card.
Draw _______ a picture about the words or sentence on the other side of the card.
had better join a DIY club to learn more about it. You_____________
→
Step 1: Cut off the upper part of the bottle.
Step 2: Stick on some double-sided tape(双 面胶).
Step 3: Stick on colored paper tape.
If you don’t have the colored paper tape, you can use a piece of colored paper instead.
Step 4: Cut out some fish, stars etc. and stick on the bottle.
Let’s DIY
Give some DIY advice
Kitty's birthyday is coming. Let's do a DIY for her.
What DIY can we do for her?
...a birthday card
How can we do DIYS?
Discuss in groups
cut draw look try write
_____out pieces of card with a pair of Cut scissors.
______ Write some words or a sentence on each card.
Draw _______ a picture about the words or sentence on the other side of the card.
had better join a DIY club to learn more about it. You_____________
Unit4Grammar课件英语牛津译林版八年级上册
on the other side of意为“在……的另一面”。该结构常用于有两个 边或面的事物，如街道、道路、河流、纸张等。例如：
An old man is standing on the other side of the road. 一位老人正 站在路对面。
知识概要
课时讲练
知识清单
7
基础达标 一、根据句意和中文提示写出单词。
health. 为了你的健康，你应该每天都吃水果和蔬菜。例如：
He shouldn’t throw rubbish here and there. 他不应该到处乱
扔垃圾。
—Should I go to the park with my friends 我应该和我的
朋友们去公园吗？
—Yes, you should./No, you shouldn’t. 是的，你应该。/不，
A.had better
B.shouldn’t
C.must
4.You’d better ________ wine because you have to drive back
home.( A )
A.not drink
B.not to drink
C.not drinking
5.Draw a picture on ________ side of the card and write a sentence
知识概要
课时讲练
知识清单
4
2.用should和had better提建议
（1）should是情态动词，意为“应该”，它没有人称和数的变化，
后跟动词原形。变否定句时，在should后面加上not，常缩写成
shouldn’t；变疑问句时，把should提到句首。例如：
An old man is standing on the other side of the road. 一位老人正 站在路对面。
知识概要
课时讲练
知识清单
7
基础达标 一、根据句意和中文提示写出单词。
health. 为了你的健康，你应该每天都吃水果和蔬菜。例如：
He shouldn’t throw rubbish here and there. 他不应该到处乱
扔垃圾。
—Should I go to the park with my friends 我应该和我的
朋友们去公园吗？
—Yes, you should./No, you shouldn’t. 是的，你应该。/不，
A.had better
B.shouldn’t
C.must
4.You’d better ________ wine because you have to drive back
home.( A )
A.not drink
B.not to drink
C.not drinking
5.Draw a picture on ________ side of the card and write a sentence
知识概要
课时讲练
知识清单
4
2.用should和had better提建议
（1）should是情态动词，意为“应该”，它没有人称和数的变化，
后跟动词原形。变否定句时，在should后面加上not，常缩写成
shouldn’t；变疑问句时，把should提到句首。例如：
牛津译林英语八年级上册unit4Grammar(共29张PPT)
Read and observe(观察)
A: Make a Chrismas card by yourself. B: You should make a Chrismas card by yourself. A: Don’t buy a present for your friend. B: You had better not buy a present for your friend.
…
I’m not in good health.
A: What’s your problem? B: .... Can you give me some advice? A: Sure! I think you should/had better …. B: Thank you for your advice.
Step 3: Practice
Instructions in Daily life
1
2
Instructions in public places
Turn left.
Don’t make any noise.
Be quiet, please.
Instructions in public places
should do sth should not do sth. had better do sth hΒιβλιοθήκη d better not do sth
The tone (语气）of had better is stronger than should. Sometimes, we can use ’d better for had better.
Step2: Practice
Pair work: Give advice to your classmates!
A: Make a Chrismas card by yourself. B: You should make a Chrismas card by yourself. A: Don’t buy a present for your friend. B: You had better not buy a present for your friend.
…
I’m not in good health.
A: What’s your problem? B: .... Can you give me some advice? A: Sure! I think you should/had better …. B: Thank you for your advice.
Step 3: Practice
Instructions in Daily life
1
2
Instructions in public places
Turn left.
Don’t make any noise.
Be quiet, please.
Instructions in public places
should do sth should not do sth. had better do sth hΒιβλιοθήκη d better not do sth
The tone (语气）of had better is stronger than should. Sometimes, we can use ’d better for had better.
Step2: Practice
Pair work: Give advice to your classmates!
牛津译林英语八年级上册unit4Grammar---Task(共21张PPT)
Tip: You shouldn't/ had better not prepare it too early.
Work out the rules
当我们给 他人提建 议时
用should ___d_o__ sth,其否定形式为 should ___n_o_t__d_o____sth， 表示应该（不）做某事。
Suzy’s DIY (P52)
Task-based reading( no more than 6 words)
1.Why did Suzy want to make a card? Because her mum’s birthday is coming.
2.Where did Suzy do DIY? At Sandy’s home.
4. ___A____ play with fire. ______ with fire is dangerous.(2014 广东梅州中考)
A.Don’t; Playing
B. Not; Playing
C. Don’t; Play
D. Not to; To play
How to make a salad
Let me tell you how to make it. First, heat the water. Then, put noodles into the hot water and cook for some time. Next, take noodles out and put them into a bowl. Finally,add some beef sauce into them and mix them together.
中考链接
1.Daniel, _A_____ play with the mobile phone while you are walking in the street.(2015 盐城）
Work out the rules
当我们给 他人提建 议时
用should ___d_o__ sth,其否定形式为 should ___n_o_t__d_o____sth， 表示应该（不）做某事。
Suzy’s DIY (P52)
Task-based reading( no more than 6 words)
1.Why did Suzy want to make a card? Because her mum’s birthday is coming.
2.Where did Suzy do DIY? At Sandy’s home.
4. ___A____ play with fire. ______ with fire is dangerous.(2014 广东梅州中考)
A.Don’t; Playing
B. Not; Playing
C. Don’t; Play
D. Not to; To play
How to make a salad
Let me tell you how to make it. First, heat the water. Then, put noodles into the hot water and cook for some time. Next, take noodles out and put them into a bowl. Finally,add some beef sauce into them and mix them together.
中考链接
1.Daniel, _A_____ play with the mobile phone while you are walking in the street.(2015 盐城）
新译林八年级上U4 Grammar(共34张PPT)公开课课件
You should/had better be patient.
1. 祈使句的用法。 2. had better (not)…
should (not)…/shouldn’t…
请点击
I. 单项选择。
1. _______ cross the road until the traffic
lights turn green.
1. _L_e_t’_s_g_o__ to the hall, Mum. 2. W__a_k_e_ up, Eddie! 3. Great! _L_e_t_’s_c_e_l_e_b_r_a_te__. 4. _L_e_t_’s__h_a_v_e_ a hamburger.
Reagody? 5. _L_e_t’_s_e_a_t__ apples.
You should/had better join a DIY club to learn more about it.
You should not/had better not begin your work without reading them.
You should not/had better not play with them when you do DIY jobs.
You had better refrigerate the beer before
drinking it. 喝啤酒前你最好先把它冷冻一下。
You should exercise more. 你应该多锻炼。
had better (常简略为’d better)，是一固定 词组，后面必须跟动词原形，没有人称和 数的变化。构成：had better do sth. 句型。
•
14、抱最大的希望，作最大的努力。2021年5月10日 星期一 2021/5/102021/5/102021/5/10
1. 祈使句的用法。 2. had better (not)…
should (not)…/shouldn’t…
请点击
I. 单项选择。
1. _______ cross the road until the traffic
lights turn green.
1. _L_e_t’_s_g_o__ to the hall, Mum. 2. W__a_k_e_ up, Eddie! 3. Great! _L_e_t_’s_c_e_l_e_b_r_a_te__. 4. _L_e_t_’s__h_a_v_e_ a hamburger.
Reagody? 5. _L_e_t’_s_e_a_t__ apples.
You should/had better join a DIY club to learn more about it.
You should not/had better not begin your work without reading them.
You should not/had better not play with them when you do DIY jobs.
You had better refrigerate the beer before
drinking it. 喝啤酒前你最好先把它冷冻一下。
You should exercise more. 你应该多锻炼。
had better (常简略为’d better)，是一固定 词组，后面必须跟动词原形，没有人称和 数的变化。构成：had better do sth. 句型。
•
14、抱最大的希望，作最大的努力。2021年5月10日 星期一 2021/5/102021/5/102021/5/10
牛津译林八年级英语上册Unit 4 Do it yourself Grammar 示范公开课教学课件
1 There are many useful books about DIY.
2 DIY is not easy.
3 Instructions are important.
4 Scissors can be dangerous.
5 Sometimes it’ll take time to do a DIY job.
Think, answer and fill
How can we make an instruction more polite?
Please
please
please
Warming-up
Presentation
Warming-up
Presentation
Look and fill
Andrew is not good at DIY. What should he do to avoid making these mistakes next time?
Make a dialogue
Make a dialogue to talk about how to make a lantern.
Warming-up
Who often gives you instructions or advice?
1. Don’t do it without reading instructions.2. Don’t cut the power wire.3. Don’t paint the cat.4. Don’t hit the pipe.
Circle the base form of the verb.
pay more
attention to the pipe
2 DIY is not easy.
3 Instructions are important.
4 Scissors can be dangerous.
5 Sometimes it’ll take time to do a DIY job.
Think, answer and fill
How can we make an instruction more polite?
Please
please
please
Warming-up
Presentation
Warming-up
Presentation
Look and fill
Andrew is not good at DIY. What should he do to avoid making these mistakes next time?
Make a dialogue
Make a dialogue to talk about how to make a lantern.
Warming-up
Who often gives you instructions or advice?
1. Don’t do it without reading instructions.2. Don’t cut the power wire.3. Don’t paint the cat.4. Don’t hit the pipe.
Circle the base form of the verb.
pay more
attention to the pipe
新译林版八年级上册英语 Unit 4 课时4 Grammar教学课件
新课讲解
How to make cards
Millie is teaching her classmates how to make cards to help them remember things better. Look at the pictures and help Millie complete the instruction.
第十二页，共四十六页。
新课讲解
2) 祈使句的否定结构，一律在肯定结构前加 Do not (Don’t)。例 如：
Don’t go there, please. 请别去那儿。
Don’t be late for class! 上课别迟到！ Don’t let him in. 不要让他进来。
第十三页，共四十六页。
Please ___d_o_n_’_t_g_iv(enot) up. ____Ktreyeipng, and you will find you can remember things better.
第二十二页，共四十六页。
当堂小结
Useful Expressions
1. 剪出……
2. 写一些话或一个句 子
try to do sth. remember sth. give up
give up sth. / doing sth.
keep trying remember things better
第二十三页，共四十六页。
新课讲解
Grammar B
第二十四页，共四十六页。
新课讲解
We use ‘should’ and ‘had better’ when giving advice and telling people what is the best or right thing to do. 1. Please know a little about DIY.
Unit 4 Grammar 课件2023-2024学年牛津译林版八年级英语上册
3. Instructions are important. You shouldn’t / had better not begin your work without reading them.
4. Scissors can be dangerous.
You should / had better be careful when you use them. 5. Sometimes it’ll take time to do a DIY job.
questions.(read)
1. Jim, _____ me a hand.
A. gives B. is giving C. will give D. give
2. ____ careful, Jenny! There is a tree in front of you.
A. Am B. / C. Be D. Was
cut draw give keep look try write
_D_r_a_w_ a picture about the
words or sentence on the other side of the card.
_L_o_o_k_ at the picture and _tr_y_ to remember what is
3. 现在你最好别打棒球了。 Y__o_u_h_a_d__b_e_t_te_r_n__o_t _p_la_y__ baseball now.
4. 不要把金鱼放在阳光下。 _D_o_n_’_t_p_u_t_ the goldfish in the sun.
Thank you for listening !
1. There are many useful books about DIY.
译林牛津版八年级上册英语Unit 4 Do it yourself 课时4 Grammar 习题课件
MyfriendSusanishavingapart ythisweekend.
Jane：CanI? Idon'treallyknowSusan.
Lisa： C
(28)________ShesaidIcoul dinviteafriend.
A. Me，too. B. Ihopenot. C. Noproblem. D. Whatashame! E. Soundslikefun. F. Whenexactlyisit? G.
！ Thekangaroosgetit.
34. A. sitB. sleepC. standD. ju√mp
35. A. bringsB. catchesC. putsD. gives
√
__36__awallet__37__thegroundfromthejacket. Shepicksitup. Shefinds$300andaphotoinit. Thatisaphotoofamanwithhisname “John” __38__it.
MyfriendSusanishavingapart ythisweekend.
Jane：Wow，
A. Me，too.
that'sthedayaftertomorrow！ B. Ihopenot.
Ineedtogetanewdress. Lisa：
(30)____A____There'sacloth esshopnearhere. Let'sgothereafterwork. Jane：Soundsgood!
C. Noproblem. D. Whatashame! E. Soundslikefun. F. Whenexactlyisit? G.
Jane：CanI? Idon'treallyknowSusan.
Lisa： C
(28)________ShesaidIcoul dinviteafriend.
A. Me，too. B. Ihopenot. C. Noproblem. D. Whatashame! E. Soundslikefun. F. Whenexactlyisit? G.
！ Thekangaroosgetit.
34. A. sitB. sleepC. standD. ju√mp
35. A. bringsB. catchesC. putsD. gives
√
__36__awallet__37__thegroundfromthejacket. Shepicksitup. Shefinds$300andaphotoinit. Thatisaphotoofamanwithhisname “John” __38__it.
MyfriendSusanishavingapart ythisweekend.
Jane：Wow，
A. Me，too.
that'sthedayaftertomorrow！ B. Ihopenot.
Ineedtogetanewdress. Lisa：
(30)____A____There'sacloth esshopnearhere. Let'sgothereafterwork. Jane：Soundsgood!
C. Noproblem. D. Whatashame! E. Soundslikefun. F. Whenexactlyisit? G.
牛津译林版初二上册英语 unit4Grammar公开课课件
You should know a little about DIY.
had better (常简略为’d better)，是一固定 词组，后面必须跟动词原形，没有人称和数 的变化。构成：had better do sth. 句型。 汤姆，你最好今天去那儿。 Tom, you’d better go there today.
You had better not park in front of the school gate.
signs
No pets!
Drop litter into the rubbish bin.
You should not take pets into You should drop litter into the
Stand up!
Open the door!
② Be型（以be开头），例如：
Be quiet!
Be careful！
③ Let型（以let开头），例如：
Let me try. Let’s look at the map.
● let’s是let us的简略式。
● let us ≠ Let’s
● 表示请求、劝告的祈使句还常常在句前 或句末加上please, 构成句式：Please … 或 …, please. 以使语气更加缓和或客气。 例如：
should 的否定式是should not/shouldn’t。 你不应该喝酒后开车。 You shouldn’t drive after drinking.
Some advice on DIY
Summary
Part A: learn how to give instructions 肯定：(Please) + do sth. 否定：(Please) + Don’t do sth.
had better (常简略为’d better)，是一固定 词组，后面必须跟动词原形，没有人称和数 的变化。构成：had better do sth. 句型。 汤姆，你最好今天去那儿。 Tom, you’d better go there today.
You had better not park in front of the school gate.
signs
No pets!
Drop litter into the rubbish bin.
You should not take pets into You should drop litter into the
Stand up!
Open the door!
② Be型（以be开头），例如：
Be quiet!
Be careful！
③ Let型（以let开头），例如：
Let me try. Let’s look at the map.
● let’s是let us的简略式。
● let us ≠ Let’s
● 表示请求、劝告的祈使句还常常在句前 或句末加上please, 构成句式：Please … 或 …, please. 以使语气更加缓和或客气。 例如：
should 的否定式是should not/shouldn’t。 你不应该喝酒后开车。 You shouldn’t drive after drinking.
Some advice on DIY
Summary
Part A: learn how to give instructions 肯定：(Please) + do sth. 否定：(Please) + Don’t do sth.
牛津译林版八年级英语上册 Unit 4课时4 Grammar授课课件【精品】
单元语法知识梳理
【注意】为了使祈使句的语气婉转、客气，常加上 please“请”一词，构成句式：Please. . . 或. . . ，please。
eg：Come here，please. 请来这儿。 Please look after your little sister. 请照顾你的小妹妹。
二、按要求完成句子 18．You shouldn't be late for class.(改为祈使句)
__D__o_n_'t__ ___b_e____ late for class.
【点拨】本题用转化法。由句意可知改为否定的祈使 句，故填Don't be。
19．You should tidy up your bedroom.(改为祈使句) __T__id_y___ ____u_p___ your bedroom.
单元语法知识梳理Βιβλιοθήκη 温馨提示 英语中，由“No
ing形式”
构成的一些公共警示标语，也是祈使句的
一种省略形式。
eg：No smoking. 不允许吸烟。
单元语法知识梳理
2. had better意为“最好”，可缩写为'd better，其否定 式是在后面加not。后接动词原形，had better 比 should的语气更强烈，常常有告诫或催促的意思。 eg：It's cold today. You'd better wear a coat. 今天外面冷，你最好穿一件外套。
22．You should get some water with you.(改为一般疑问句) Should I ____g_e_t__ ____a_n_y__ water with me?