内容正文:
Unit7 Section A Grammar Focus~3c
巩固练习
一、用所给单词的适当形式填空
1.We ________ (build) this bridge 10 years ago.
2.People around the world love ________ (peaceful) and hate war (战争).
3.I think it's difficult to make ___________ (predict).
4.The garbage(垃圾)is ___________ (pollute) the river around us.
5.Last spring Miss Jones and her students ________ (plant) many flowers in the park.
二、单项填空(语法专练)
( )6.Bob ______ robots very much and he wants to know what they ______ in 10 years.
A.like; will be like B.likes; will be like C.likes; will like
( )7.—When will you finish your homework?
—______ thirty minutes.
A.On B.In C.At
( )8.Michel ______ his cousin at the airport tomorrow morning.
A.will meet B.meets C.met
( )9.—Let's do our homework quickly. The basketball game on TV ______ soon. —OK.
A.starts B.started C.will start
( )10.My uncle ______ to join our sports meeting in five days.
A.will come B.comes C.come
三、语法选择
Time travel is really cool! You can make the past different. And you can find out what __11__ in the future. But is time travel just in films? Or __12__ it real?
People might travel to the future someday, but we have to __13__ a special spaceship (宇宙飞船) first.
The spaceship has to be as fast as the light. When you travel like the light, time goes __14__ for you than it does for people on the earth. For example, you spend seven days __15__ the spaceship. But people on the earth spend about 100 years. When you go back to the earth, you are in the future.
Sergei Krikalev was __16__ excellent astronaut from Russia. He stayed on the International Space Station(ISS) for about 804 __17__. The ISS moves around the earth very fast. It has less gravity (重力). So Krikalev's time passed a little fast.
What about __18__ back to the past?
Scientists are not sure, __19__ some believe going through a black hole (洞) might be one way to do this. Things around black holes always disappear and it is hard for people to see them again. However, things cannot become impossible to see for no reason, so __20__ must go to another space. The past may be in that space.
( )11.A.happen B.happened C.will happen
( )12.A.were B.is C.are
( )13.A.make B.made C.making
( )14.A.slow B.slowest C.slower
( )15.A.on B.without C.with
( )16.A.the B.a C.an
( )17.A.days B.day C.days'
( )18.A.go B.to go C.going
( )19.A.but B.and C.or
( )20.A.their B.them C.they
四、短文填空。
请从方框内选择适当的词并用其正确形式填空,使文章完整连贯。注意每空一词,每词仅用一次,有两词为多余项。
than tell little holiday they become also few because already play fun
I'm Jack.I often imagine what life will be like in the future.Here I'd like to __21__ you my predictions about the future.First, there will be __22__ pollution.Because people will try __23__ best to make the earth a greener planet.I don't think people will buy paper books any more in the future, __24__ they will read online.By doing so, they will help save more trees! And the environment will _25__ better.If everyone _26__ a part in protecting our earth, I believe the future will be hopeful.
Besides, people will work for __27__ hours than they do now, because robots will help them do the heavy and boring jobs.So they will have more free time to go on __28__ and visit different places.They will even go to space to have __29__.It will be really exciting!
All in all, people will live a happy life.Life in the future will be better __30__ now.
21._______________ 22._______________
23._______________ 24._______________
25._______________ 26._______________
27._______________ 28._______________
29._______________ 30._______________
以下是对每个部分的详细解析: **一、用所给单词的适当形式填空** 1. “We (build) this bridge 10 years ago.” :10 years ago(十年前)是过去的时间,要用一般过去时,build 的过去式是 built。 2. “People around the world love (peaceful) and hate war (战争).” :love 是动词,后接名词,peaceful 的名词形式是 peace(和平)。 3. “I think it's difficult to make (predict).” :make predictions 是固定短语,意为“做预测”,要用名词复数 predictions。 4. “The garbage(垃圾)is (pollute) the river around us.” :is 后接现在分词构成现在进行时,pollute 的现在分词是 polluting。 5. “Last spring Miss Jones and her students (plant) many flowers in the park.” :Last spring(去年春天)是过去的时间,要用一般过去时,plant 的过去式是 planted。 **二、单项填空(语法专练)** 6. B :Bob 是第三人称单数,所以动词用 likes;“what they will be like”表示“他们将会是什么样子”,like 在这里是介词,“be like”表示“像......”,所以选 B。 7. B :“in + 一段时间”表示“在......之后”,用于一般将来时,“thirty minutes”(三十分钟)是一段时间,所以用 in,选 B。 8. A :tomorrow morning(明天早上)是将来的时间,要用一般将来时,所以选 A。 9. C :soon(不久,很快)通常与一般将来时连用,所以用 will start,选 C。 10. A :in five days(五天后)是将来的时间,要用一般将来时,所以选 A。 **三、语法选择** 11. C :in the future(在未来)表示将来的时间,要用一般将来时,所以用 will happen,选 C。 12. B :it 是第三人称单数,句子是一般现在时,所以用 is,选 B。 13. A :have to 后接动词原形,所以用 make,选 A。 14. C :than 提示要用比较级,slow 的比较级是 slower,选 C。 15. A :“on the spaceship”表示“在宇宙飞船上”,所以用 on,选 A。 16. C :excellent 是以元音音素开头,要用不定冠词 an,选 C。 17. A :804 后接名词复数,day 的复数是 days,选 A。 18. C :about 是介词,后接动名词,go 的动名词是 going,选 C。 19. A :Scientists are not sure(科学家不确定)和 some believe...(一些人认为......)之间是转折关系,用 but,选 A。 20. C :作主语要用主格 they,选 C。 **四、短文填空** 21. tell :would like to do sth.(想要做某事),所以用动词原形 tell(告诉)。 22. less :根据下文“Because people will try...to make the earth a greener planet.”可知,污染会更少,pollution 是不可数名词,用 less 修饰,表示“更少的”。 23. their :try one's best to do sth.(尽某人最大努力做某事),所以用 their(他们的)。 24. because :前后是因果关系,“they will read online”是“people will buy paper books any more”的原因,用 because(因为)。 25. become :will 后接动词原形,become(变得)符合语境。 26. plays :if 引导的条件状语从句,主句用一般将来时,从句用一般现在时,everyone 是第三人称单数,play a part in(在......中起作用),play 要用第三人称单数形式 plays。 27. fewer :than 提示要用比较级,hours 是可数名词复数,用 fewer 修饰,表示“更少的”。 28. holiday :go on holiday(去度假),是固定短语。 29. fun :have fun(玩得开心),是固定短语。 30. than :better 是比较级,than 用于比较级,所以用 than。
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