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Unit 4 Astronomy the science of the stars 单句语法填空1Though injured seriously, he tried to cheer ， hoping to make his parents less worried.答案：up2Her (puzzle) look on her face suggested she didnt understand what I said.答案：puzzled3The passengers were warned to watch out thieves.答案：for4New technologies have made it possible (turn) out new products faster and at a lower cost.答案：to turn5As we know, getting angry not only does harm ones health but also has a bad effect the relationship between people.答案：to; on6(2018长春质检)Some believe in the (exist) of life on Mars, while others consider it as a myth.答案：existence7Last night, Mrs. Green had a heart attack. But luckily, the doctor came in time (save) her life.答案：to save8Now youve got a chance, you might as well make full use of it.答案：that9I suppose by the time I e back in ten years time all these old houses will (pull) down.答案：have been pulled10She strongly objected to my mothers marriage. Surprisingly, my mothers (react) to it was rather calm.答案：reaction 单句改错1That guy was a dangerous person. You should watch out at him. 答案：atfor2There exist a generation gap between the young and the old. 答案：existexists3More importantly, I found it was my turn start looking after my father. 答案：在start前加to4The newly broadened square is three times large than the previous one. 答案：largelarger5Tired as I was, in fact, I was prevented sleeping by the pain in my knee. 答案：sleeping前加from 单元语法主语从句1(2018江苏苏州期中)How strange is that the students are so quiet in the classroom!答案：it2It is not immediately clear the housing price will go down in 2020.答案：whether3(2018山东济南一中月考)In my opinion, matters is whether we can win together as a team instead of individuals.答案：what4Exactly the potato was introduced into Europe is uncertain，but it was probably around 1565.答案：when5(2018江苏盐城检测)The manager finally agreed to our new marketing proposals.It never occurred to me you could succeed in persuading him to change his mind.答案：that 教材与语法填空根据教材课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。The earth was just a cloud of dust after the “Big Bang”. The earth exploded 1. (loud) with fire and rock. They were in time 2. (produce) many things, which were to make the earths atmosphere. As the earth cooled down, water began to appear on its surface. It allowed the earth to dissolve 3. (harm) gases. Then life began to develop.The first extremely small plants multiplied and filled the oceans and seas 4. oxygen. This encouraged the 5. (develop) of early shellfish and fish. Land animals such as insects, reptiles and dinosaurs 6. (appear) after green plants appeared. Small clever animals spread all over the earth. They 7. (put) too much carbon dioxide into the atmosphere，8. prevents heat from escaping from the earth into space.9. life will continue on the earth for millions of years to e will depend on whether this problem can 10. (solve)答案：1.loudly2.to produce3.harmful4.with5development6.appeared7.are putting8which9.Whether10.be solved 教材与话题写作()用本单元所学知识完成下列句子。1我们能否登上火星依赖于科学技术的发展。(land；depend on) 答案：Whether we can land on Mars depends on the development of science and technology.2火星上没有氧气，昼夜温差大，这使我们不能生活在那里。(make itadj.) 答案：There is no oxygen on Mars and the temperature changes greatly from day to night，and this makes it impossible for us to live there.3火星与地球环境完全不同。(be different from) 答案：The environment of Mars is quite different from that of our earth.4如果我们想到火星上住些日子，我们要带上氧气、食物、衣服等。(take along.with) 答案：If we want to stay on Mars for a few days，we should take along our own oxygen，food，clothing and so on with us.5我坚信不久的将来我们一定能成功地登上火星。(succeed in doing) 答案：I firmly believe that we will succeed in landing on Mars in the near future.()将以上句子连成短文，要求衔接连贯、过渡自然。 下面是李华的一篇作文，文中有五处错误，改正错误并背诵该文。Whether we can land on Mars depend on the development of science and technology.There is no oxygen on Mars and the temperature changes great from day to night，which makes it impossible for us live there.As we all know，the environment of Mars is quite different from that of our earth. In a fact，if we want to stay on Mars for a few days，we should take along our own oxygen，food，clothing and so on with us. However，I firmly believe that we will succeed in land on Mars in the near future.答案：Whether we can land on Mars on the development of science and technology.There is no oxygen on Mars and the temperature changes from day to night，which makes it impossible for us live there. As we all know，the environment of Mars is quite different from that of our earth. In fact，if we want to stay on Mars for a few days，we should take along our own oxygen，food，clothing and so on with us. However，I firmly believe that we will succeed in on Mars in the near future.
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