Unit 7 Teenagers should be allowed to choose their own clothes.
Section A
1.宾语从句中的否定转移
think、believe、suppose、expect等动词在变为否定句时，形式上否定主句动词，而实际上否定了that从句，这就是否定转移。
eg:I don't think you are right.“我认为你不正确。”
练习：
()1.I _____ I ______ you before.
A.think;haven’t seen B.didn’t think;have seen C.didn’t think;didn’t see D.thought;not see
( )2.She ____ that we ______ anything.
A.didn’t imagine;would say B.don’t imagine;say
C.doesn’t imagine;would say D.would imagine;would say
2.连字符的用法
连字符遇见名词用单数形式。一般相当于形容词，只作前置定语。有时，连字符可作代词用，复数形式直接加s。
eg:①There is a sixteen-meter-wide river in front of my house.
②Sixteen-year-olds should be allowed to make their own decision.
练习：
( )1.She is a _______ girl with two big eyes.
A.six-years-old B.six-year-old C.six-year-olds D.six years old
( )2.I think _____ can choose their own clothes.
A.twelve-year-old B.twelve-year-olds C.twelves years old D.twelve-years-old
( )3.I heard that a _______ boy could swim across the river.
A.twelve-years-old B.twelve-year-olds C.twelve-year-old D.twelve-years-olds
3.情态动词的被动
结构为：情态动词+be done 注：只有及物动词才有被动。
eg:Young trees should be watered often.
练习：
( )1.Young trees should be ______ .
A.taken good care B.take good care of C.looking after well D.well looked after
( )2.—_____ the newspaper _____ out of the reading room? —Of course not.
A.Can;take B.Must;be taken C.Can;be taken D.Should;take
( )3.Don’t put off today’s work till tomorrow.I mean,today’s work ______ today.
A.may do B.may be done C.must be done D.must do
( )4.Food safety is important.Rules _____ to stop people from food pollution.
A.must make B.must be made
C.can’t make D.can’t be made
( )5.As we know,rubbish ______ everywhere.
A.need be thrown B.mustn’t be thrown
C.can’t throw D.may throw
4.allow的用法
sb.to do sth.允许某人做某事(被动：be allowed to do sth.)
allow doing sth.允许做某事
练习：
( )1.—Excuse me,sir,smoking _____ in the gas station. —Oh,I’m really sorry.
A.doesn’t allow B.isn’t allowed
C.aren’t allowed D.is allowing
( )2.—What’s the matter?
—They said I should not be allowed ____ here.They don’t allow _____ in the waiting room.
A.smoking;to smoke B.to smoke;smoke
C.to smoke;smoking D.smoking;smoking
( )3.—Should a teenager _____ to get a driving license? —First go to a training center.
A.be allow B.allow C.be allowed D.allowed
( )4.How much does your father allow you _____ smilieid="7" border="0" alt="" />lease keep the book well.
⑶vt.“保守(秘密等)，遵守(诺言、法律、条约等)”eg:She is a woman who always keeps her word.
⑷系动词，“保持某种状态”eg:We should keep healthy all life.
⑸vi.“保持(食物等)不坏”eg:Will the meat keep until tomorrow?
⑹keep (on)doing sth.“继续/一直/反复/老是做某事”
eg:The old man kept (on) standing there still.
练习：
( )1.Keep your eyes ________ ;don’t fall asleep.A.open B.opened C.close D.closed
( )2.You should keep the window _______ because the room is too hot.
A.open B.opening C.opened D.being opened
( )3.Mobile phones should be _____ during the meeting.
A.kept on B.kept in C.kept off D.kept down
12.chance n.[C]“机会；有利时机”[U]“运气”[C,U]“可能性”
eg:①We’re happy to have the chance to take part in the sports meeting.
②He has done no work and has no chance of passing the exam.
短语：have a chance to do sth.有一个做某事的机会
give sb.a chance给某人一次机会
lose a chance失去一次机会
by chance偶然；意外
练习：
( )1.Last year he had a chance _____ abroad,but he gave it up.
A.study B.to study C.of study D.for studying
( )2.The people who are more confident have more _____ to make themselves successful.
A.education B.chances C.pride D.excuses
13.educate vt.“教育”(—education n.[U]“教育”—educated adv.“受过教育的；有教养的”)
搭配：educate sb.to do sth.“教育某人做某事”
eg:It’s not easy to educate young children to get rid of bad habits.
练习：
( )1.Some schools teach but fail to _____ their students.A.educate B.direct C.tell D.choose
( )2.The people who are more confident have more _____ to make themselves successful.
A.education B.chances C.pride D.excuses
14.way短语
in a way在某种程度上
on the way在路上；在途中
in the way妨碍；挡道
by the way顺便说一下
in this way用这种方法
No way.没门。
练习：
( )1.The bad weather has ______ their project.
A.get in the way of B.get in the way C.got in the way D.got in the way of
( )2.What?Why should I pay more for two or three hours?_______ !
A.No way B.No time C.All right D.OK
15.be against“反对……”反义词为 be for“支持……”
练习：
( )1.Mr.Wang is strongly ______ keeping animals in the zoo,because he thinks animals should also enjoy freedom.
A.up B.for C.against D.down
( )2.Are you _____ or ______ this plan?
A.agree;disagree B.disagree;for C.against;agree D.against;for
( )3.No one is against _____ Tom away from the factory.A.send B.sends C.sending D.sent
16.choice n.[C]“选择；挑选”(—choose vt.“选择”)
短语： make a choice to do sth.=choose to do sth.
练习：
( )1.—It’s a wise ____ to wear the white tie.It matches your shirt well. —Thank you very much.
A.choice B.support C.mixture D.honour
17.only位于句首时的半倒装
only+副词(短语)/介词短语/状语从句，位于句首时。（注：“only+主语”位于句首时不倒装。）
eg:①Only in this way can you solve the problem. ②Only I can help you.
练习：
( )1.Only by studying hard ______ hope to improve her English soon.
A.she can B.she did C.can she D.did she
( )2.Only after my friend came ______________ .
A.did the computer repaired
B.be repaired the computer
C.was the computer repaired
D.the computer was repaired
18.achieve vt.“实现”
短语： achieve one’s dream实现某人的梦想
eg:I hope you can achieve your dream.
练习：
( )1.—Mum,I’m tired of doing too much homework every day.
—Oh,dear,without hard work,you can’t ______ your dream.
A.choose B.encourage C.manage D.achieve
19.区别：stop doing,stop to do sth.,stop sb.sth.from doing sth.
⑴stop doing停止做正在做的某事
⑵stop to do sth.停下来开始做另外一件某事
⑶stop sb.sth.from doing sth.阻止某人/某物做某事
eg:①I’m very tired.Let’s stop working. ②The heavy rain stopped us from going out.
练习：
( )1.Doctor Li tried his best to make the baby ______ .
A.to stop to cry B.to stop crying C.stop to cry D.stop crying
( )2.At last,Kangkang made the baby ______ and began to laugh.
A.stop to cry B.stop crying C.to stop to cry D.to stop crying
( )3.Seeing their teacher ______ into the classroom,they stopped _____ at once.
A.walk;telling B.entering;to speak C.enter;to tell D.walking;talking
( )4.He felt very tired,and he stopped ______ .A.working B.to work C.works D.work
( )5.It’s time for breakfast;stop _____ breakfast.A.having B.have C.to have D.has
20.区别：agree with,agree to,agree on/about
⑴agree with“同意某人或某人的意见、想法、分析、解释等(即持同一观点)”“(食物、天气、工作等)对……适宜”；“与……一致”
⑵agree to“同意计划、安排、建议”有时也表示“答应”一件自己不愿做的事。
⑶agree on/about“在……上达成一致”
eg:①I don’t agree with you.
②We agreed to their arrangement.
③I was forced to agree to it,but at heart I didn’t quite agree.
④They all agree on the matter.
练习：
( )1.—I’m afraid no one will agree _____ you. —I don’t think it _______ .
A.with;minds B.with;matters C.on;works D.in;troubles
( )2.Many students in our school ____ the old and they usually offer their seats to them on buses.
A.worry about B.care for C.agree with D.take care
( )3.—I think teenagers should be allowed to go out with their friends in the evening.
—_________ .It’s not safe enough.
A.I agree B.I think so C.I don’t know D.I disagree
( )4.—I think students should have mobile phones to call their parents.
—______ .They often use them to play games instead.
A.I hope so B.I don’t agree C.No problem D.Good idea
( )5.I don’t think Yao Ming is the tallest man in the world.Do you ______ me?
A.catch up with B.agree with C.laugh at D.go on with
21.strict短语
be strict with sb.对某人要求严格
be strict in sth.对某事要求严格
练习：
( )1.—What do you think of your teachers? —Our teachers are very strict ______ us.
A.to B.on C.with D.in
( )2.First of all,teachers must be strict ______ their students.A.at B.in C.for D.with
( )3.His parents are too strict _____ him.A.in B.with C.by D.to
( )4.My parents are strict ___ me ____ everything.A.with;in B.in;with C.with;with D.in;in
( )5.We should be strict ___ the kids ___ their study.A.in;about B.in;with C.with;in D.in;in
22.情态动词的被动
结构：情态动词+be done
eg:The work must be done at once.
(变为一般疑问句)—Must the work be done at once?
练习：
( )1.—It’s difficult to get to the other side of the river. —I think a bridge _____ over the river.
A.should be built B.should build C.will build D.has built
( )2.Teenagers ___ allowed to drive.A.should not be B.should be not C.not should be D.should
( )3.Thanks to the Internet,different kinds of information _____ in a short time.
A.can be learned B.has been learned C.can learn D.has learned
( )4.—How often do I need to feed the dog? —It _____ food every day,or it will be hungry.
A.must give B.must be give C.must be given D.must be gave
( )4.Children should ______ get on well with others.
A.teach how to B.be taught how C.be taught how to D.taught how to
