Unit 4 Astronomy:the science of the stars Section ⅠWarming Up & Reading 课时精练(人教版必修3,重庆专用)
Ⅰ.课文缩写
The earth was just a cloud of __1__ after the “Big Bang”.The earth __2__ loudly with fire and rock.They were in __3__ to produce many things, which were to make the earth's atmosphere.As the earth cooled down,water began to appear on its surface.It allowed the earth to dissolve __4__ gases.Then life began to develop.
The first small plants __5__ and filled the oceans and seas with oxygen.This encouraged the __6__ of early shellfish and fish.Land animals such as insects,reptiles and dinosaurs and so on appeared after green plants appeared.Small clever animals __7__ all over the earth.They are putting too __8__ carbon dioxide into the atmosphere, which __9__ heat from the earth into space.Whether life will continue on the earth for millions of years to come will __10__ on whether this problem can be solved.
答案 1.dust 2.exploded 3.time 4.harmful 5.multiplied 6.development 7.spread 8.much 9.prevents 10.depend
Ⅱ.单词拼写
1.He was interested in ________ (天文学)and always stayed up at night to watch the stars.
2.Computer hackers have broken down security ________(系统), raising questions about the safety of information.
3.Too much sugar can be ________(伤害)to children's teeth.
【2017届高考英语(重庆专用)二轮精练:必修3 unit4 period 1】相关文章:
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修4 Unit 1 Women of achievement
★ 2014届高考英语一轮复习课时作业(九)必修2Module 3《Music》(外研版)
★ 【浙江专用】2014届高考英语一轮复习课时作业(二十五)必修5Unit 5《First aid》
★ 【人教版】2014届高考英语一轮复习指导考点针对练:选修7 unit2《Robots》
★ 2017届高考英语(重庆专用)二轮精练:必修1 unit4 period 2
★ 贵州省贵阳市2014高考英语(新人教版)一轮阅读训练(37)附答案
★ 【人教版】2014届高考英语一轮复习指导考点针对练:必修5 unit4《Making the news》
★ 2014高考英语(新人教版)一轮基础训练(16)A、B卷(附答案或解析)
★ 【浙江专用】2014届高考英语一轮复习课时作业(十四)必修3 Unit 4《Astronomy:the science of the stars》
★ 【北京专用】2014届高考英语一轮复习方案课时作业:选修7 Unit 1 Living well
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21