2020届一轮复习人教版必修三Unit4Astronomy-the science of star(7)

1．I should be back in time to watch the football match. 2．Smoking too much does harm to your health. 3．When it is in my turn, I am too excited to speak.

4．Their son was prevented from going to college last year because of their low income. 5．I was unaware of his existence (exist) until today. 6．We can't deal with it with violence (violent)． Ⅱ.补全句子

1．Where the missing plane has gone still remains_a_puzzle_to_us. 失联飞机去了哪儿对我们来说仍是个谜。

2．I wonder whether_or_not_you_can_come_in_time. 我不知道你能否及时赶过来。

3．We have made_it_a_habit_to_walk after supper. 我们每天晚饭后散步已成习惯了。

一、全练语言点，基稳才能楼高 Ⅰ.单词拼写

1．What puzzled (迷惑) me was why they didn't take his advice. 2．It is impossible to prove the existence (存在) of God. 3．I felt my heart beating violently (猛烈地)．

4．As is known, lack of sleep does great harm (伤害) to us students. 5．Three multiplied (乘) by six is eighteen. 6．He chained (拴) the dog for the night.

7．The shortage of water has become a global (全球的) problem. 8．There're many theories (理论) about the origin of life. Ⅱ.单句语法填空

1．It is uncertain whether he'll succeed in passing the driving test or not.

2．His decision made it possible for us to finish the work by four o'clock this afternoon. 3．Each of us in turn had to describe how alcohol had affected our lives.

4．The situation in that country should be_prevented (prevent) from becoming worse. 5．You needn't worry because this snake is harmless (harm)．

6．My relationship with the actors is fundamental to my work as a director. 7．If you give up this chance, you'll regret it in time.

8．Look at the pictures and take turns to_tell (tell) the story. Ⅲ.选词填空

do great harm to， give birth to， in time， puzzle about， protect ...from ...， lay prevent ...from ...， in one's turn

1．As we know, laying_eggs is the ant queen's full-time job. 2．The other day my pet cat gave_birth_to a new little cat.

3．These factories have done_great_harm_to the environment.

4．Some measures have been taken in_time to protect the environment.

5．The new measures are designed to protect the public from people like these. 6．We were prevented_from attending Professor Li's lecture by the heavy rain. 7．I have been puzzling__about this question for weeks.

8．All the five daughters, in_their_turn,_took care of the sick father in hospital.

eggs， Ⅳ.课文语法填空

The earth was just a cloud of dust after the “Big Bang”．The earth 1.exploded (explode) loudly with fire and rock.They were in time 2.to_produce (produce) many things, which were to make the earth's atmosphere.3.As the earth cooled down, water began to appear on its surface.It allowed the earth to dissolve 4.harmful (harm) gases.Then life began to develop.

The first small plants multiplied and filled the oceans and seas 5.with oxygen.This encouraged the 6.development (develop) of early shellfish and fish.Land animals such as insects, reptiles 7.and dinosaurs and so on appeared after green plants appeared.Small clever animals spread all over the earth.They 8.are_putting (put) too much carbon dioxide into the atmosphere, which prevents heat from 9.escaping (escape) from the earth into space.Whether life will continue on the earth for millions of years 10.to_come (come) will depend on whether this problem can be solved. Ⅴ.串点成篇微表达

这条河流的两岸有(exist)许多工厂，有些已经对环境造成损害(harm)。去年，有家工厂曾经发生剧烈(violently)爆炸。因此，当地人们都陷入到巨大的恐慌中。听到已经及时(in time)采取措施阻止(prevent ...from)污染的进一步恶化，他们都感到非常高兴。

There_exist_many_factories_along_the_river,_some_of_which_have_done_great_harm_to_the_environment.Last_year,_one_of_them_exploded_violently;_as_a_result,_the_local_people_got_into_a_great_panic.Hearing_that_some_measures_had_been_taken_in_time_to_prevent_the_pollution_from_getting_bad_to_worse,_they_were_all_more_than_glad. 二、勤练高考题型，多练自能生巧 Ⅰ.完形填空

I had thought today was going to be an ordinary day.However, by 9 a．m., I realized it was something very __1__.

For the past week, I've been a bit __2__.My kids are scattered (分散) around the world, and I miss them being part of our __3__ life — you know, dropping in for dinner, being able to meet the girls on a Saturday and go shopping, that sort of thing.

I must __4__ feeling a bit sorry for myself.When I told my kids that it was important for them to __5__ and leave home to follow their dreams, I didn't think they would __6__ because they always paid little attention to what I said. But today was a reality check.

Firstly, I __7__ a message from my youngest daughter this morning, which __8__ me she got a new job.Five months ago, she __9__ her things and moved to Vancouver alone.__10__， she had no where to live and had no job.__11__， she has found a place to live and has found a job now.She's feeling right at home in her new city.

The next __12__ was from my son, who has been __13__ in Montreal for two years.His __14__ is going from strength to strength.He __15__ out as a video editor and now a producer.His videos __16__ get over 1 million hits and some of them over 10 million.

Then to top it off, I was listening to my oldest daughter reading breakfast news for Drive Time, one of the country's most popular breakfast radio stations.Today __17__ to be the anniversary (周年纪念日) of the day six years ago when she first started in radio in a small regional radio program, which __18__ she also had to move away from home. …… 此处隐藏：3279字，全部文档内容请下载后查看。喜欢就下载吧 ……