Unit 4 Don’t eat in class
Part 3 Grammar Focus
——夯实基础，活用语法
一、抄写、朗读并翻译。
1．Don’t run in the hallways.
抄写：_____________________________________________________________________________________
翻译：_____________________________________________________________________________________
2．Can we eat in the classroom?
抄写：_____________________________________________________________________________________
翻译：_____________________________________________________________________________________
3．What do you have to do?
抄写：_____________________________________________________________________________________
翻译：_____________________________________________________________________________________
4．We have to be quiet in the library.
抄写：_____________________________________________________________________________________
翻译：_____________________________________________________________________________________
5．We must be on time for class.
抄写：_____________________________________________________________________________________
翻译：____________________________________________________________________
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二、Grammar Focus语法过关。
（ A ）1．__________ wake up your sister, Ben. She needs a good sleep.
A．Don’t B．Doesn’t C．Aren’t D．Can’t
（ A ）2．I __________ follow you. Would you please repeat it?
A．can’t B．mustn’t C．needn’t D．shouldn’t
（ D ）3．We __________ pay to get into the concert. It’s free.
A．can’t B．mustn’t C．might not D．don’t have to
（ B ）4．Here is my phone number. You ___________ call me anytime you like.
A．must B．can C．should D．need
（ A ）5．—Excuse me, may I keep the book a little longer?
—Sorry. You ____________ return it today.
A．must B．mustn’t C．can D．can’t
（ A ）6．— Jim, __________ read books while you are walking in the street. It’s very dangerous.
— OK, thank you.
A．don’t B．doesn’t C．won’t D．can’t
（ B ）7．— Can I borrow your ruler, please?
— Yes, you _________. But you must return it to me before lunchtime.
A．have B．can C．must D．used to
（ B ）8．— Can I park my car in front of the building? — No, you __________.
A．won’t B．can’t C．needn’t D．couldn't
（ C ）9．—Dad, must we wait until the light becomes green?
— Yes, I’m afraid we __________ .That’s the traffic rule.
A．can B．may C．have to D．need
（ C ）10．Students in our school ___________ know shouting is not allowed in the library.
A．can B．may C．must D．need
三、语法运用：用所给单词的正确形式填空。
1．Mr. Brown can’t smoke （smoke）here, because there’s a sign on the wall. It says “No smoking!”
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2．It’s very hot outside. You have to wear （wear）a hat.
3．Don’t eat （eat）in the classroom, because It’s impolite to teachers.
4．（Do） Does he have to go to bed before 11:00 on school night?
5．Students can read （read）books and magazines in the library.
四、重点句型运用
1．我们每天放学后必须清扫课室。
We must clean our classroom after school every day.
2．她起床后必须整理床铺。
She has to make her bed after getting up.
3．Mr. Beckman 不得不开车上班。
Mr. Beckman has to go to work by car.
4．他们不得不每天都要练吉他。
They have to practice the guitar every day.
5．你能为我跳支舞吗？
Can you dance for me?
五、短文填空。
There are too many rules in my class. First, we 1 be on time. We can’t 2 late for class, or our headteacher will get angry. Second, when we want to speak, we 3 to raise our hands. We should show our respect to our teachers. 4 , we can’t run in the classroom. If we do that, we may get hurt. Fourth, we can’t eat 5
sleep in class. It’s impolite to do so. Fifth, everybody must 6 to the teacher carefully, and we need to take some notes at the same time. Sixth, we can’t go out 7 school nights. We have to finish our 8 on time. The last, we must 9 others once a week. It’s good for us to help people in need. 10 our school rules are strict, we have to follow our class rules.
1． must 2． arrive/be 3． have 4． Third 5． or
6． listen 7． on 8． homework 9． help 10． Although/though
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