Choose the best word to fill in the blanks. Change the form of the word when necessary.

1 It is the ________ of all her books that people should have ___________and a __________in life.(purpose, faith, theme)

2 People in many_________are now doing their best to make the world a better place for the next generation. Their___________ to improve the world is our best hope for the future. ( determination, nation )

3 A child brings great________to a family. Our________ celebrated the __________of a son or a daughter by giving away red eggs. ( birth, ancestor, joy )

4 Peter played a trick on Carol and she wouldn’t talk to him for two days. They made_________after Peter________her to a nice lunch. ( treat, peace )

theme

faith purpose

nationsdetermination

joy ancestorsbirth

peace treated

Modal verbs (2) Must; have to; have got toMust:1. 说话人认为有权或有必要去做，测重主观看法①I really must do sth to improve my English. ②--Must we hand in the homework today? --Yes, we must. / No, we needn’t. 2.mustn’t (不准，禁止 )①When you borrow a book from the library, you mustn’t lend it to others.②You mustn’t speak to your parents like that.3. 公告或文件中用must，而不用 have toApplicant(申请者 ) must answer all the questions.

4. 译成“偏偏，非得”①Must you always speak in my class?②--What’s the name of the girl? --well, if you must know, her name is Michael.5. 表推测 ,译成“一定”否定、疑问用 can’t, coul

dn’tmust have done 一定做过某事①He must be eighty now. ②He must have read it, ___________③He must have read it last week, ___________④--There were 5 people in the car, but they manag

ed to take me as well. --It _________(不可能 ) be a comfortable journey.

hasn't he?didn’t he?

couldn’t

Have to:表“必须”，强调客观情况需要，可用于多种时态，而must多用于一般时态。I have to get up at 6. I have to get home before dark.

** In Britain , you can use have got to instead of have to.

must--needn’t have to--don’t have tohave got to--haven’t got to

Must I go now?Do I have to go now?Have I got to go now?

Exercises1.—My cat is really fat.

—You __ have given her so much food.

A. wouldn’t B. couldn’t C. shouldn’t D. mustn’t

2. –Guess what! I’ve got an A for my term paper.

--Great! You __ read widely an put a lot of work into it.

A. must B. should C. must have D. should have

3. –Is that Ann’s husband over there?

--No, it__ ---I’m sure he doesn’t wear glasses.

A. can’t B. must not C. won’t D. may not

4.It’s freezing cold. You__ put on your overcoat. A. had better to B. had better C. would better D. would better to5. –Alice, you feed the bird today, __? --But I fed it yesterday. A. do you B. will you C. didn’t you D. don’t you6. –When can I ask for the photos? I need them

tomorrow afternoon. --They __ be ready by 12:00. A. can B. should C. might D. need

7. You can’t imagine that a well –behaved gentleman__ be so rude to a lady.

A. might B. need C. should D. would

8. Monkeys __ be naughty sometimes.

A. Can B. should C. must D. need

9.—I didn’t see her yesterday. looked for her everywhere, but couldn’t find her.

--Oh, but you __.she was working in the office.

A. ought to have B. ought to

C. must have D. can’t have

10. Johnny, you __ play with the knife. You __ hurt yourself.

A. won’t ; can’t B. mustn’t; may

C. shouldn’t; must D. can’t ;shouldn’t

11.It’s still early. You __.

A. mustn’t hurry B. wouldn’t hurry

C. may not hurry D. don’t have to hurry

12. –Who is the girl standing over there?

--Well, if you __ know, her name if Mabel.

A. should B. must C. can D. shall