1、Unit 4 Space Exploration Reading and Thinking2021-2022学年高一英语人教版（2019）必修第三册同步课时作业一、填空1.It wasnt difficult then to cross the _(国界).2.An Olympic gold medal can _(带来,导致) untold riches for an athlete.3.They have come to the North Africa _(怀着寻宝的希望).4.Have the passengers gone _(上船)?5.After he left, I just
2、tried to _(继续) as normal.6.Mo Yan is _(第一个获得诺贝尔奖的中国人).7.The activity _ broadens our horizons _ enables us to understand our life better (不但而且).8.They _(下定决心出国).9.She decided to help him _(尽管存在困难).10.We have _(取得很大的进步) in the area of space exploration in recent years.11._(把人送入太空）is not an easy goal t
3、o achieve.12.Is there any other travel _(代理处,服务机构) near here?13.They are hoping to learn more about how the _(宇宙) expands and shrinks.14.I want to have an all-electric _(车辆) in my lifetime.15.Susans a very bright and_(聪明的) woman who knows her own mind二、语法填空16.阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。 The
4、 earth is the only planet that scientists are certain has life. What does the earth have that other planets in our solar system dont have? For one thing, the earth is just the right temperature. As _ third planet from the sun, the earth seems to be just the right distance away. The planets that are
5、closer to the sun are _ (extreme) hot and their surfaces are baking in the sun. The farthest planets are frozen balls. When the earth developed, it _(cover) by many gases. The gases caused the earth _ (be) hot. But something _ (amaze) happened. The temperature was just right for thick clouds to form
6、. It rained very hard for a long time. This gave the earth its oceans. Water made _ possible for plants to grow. Then the plants created oxygen in the atmosphere, _is the gas that humans and animals breathe. Mars is the only planet in the solar system that seems to be anything like the earth. It is
7、_ (small) than the earth and it is quite a bit cooler. But it is not too cold for humans. The most unexpected sight on Mars is dried-up river beds. However, it is believed _Mars was once much wetter. Does this mean there could have been living things on Mars? Scientists are not sure, but there _ (be
8、) no sign so far.17.课文语法填空 Throughout history, mankind have been working hard on the space _(explore) to learn more about the universe though it was thought _ (possible) before the mid-20th century. However,so many scientists were _ (determine) to make the human dream _ (explore)space realized. With
9、 the first satellite launched and orbiting around Earth _ (success), Yuri became the first astronaut (send)into space in 1961. After that,American astronaut Neil Annstrong succeeded in stepping onto the moon. Although the failure of Challenger was _ (disappoint).human beings went on with their desir
10、e to explore the universe, the International Space Station being the best example. _ (follow) Russia and America. China became the third country in the world to send humans into space _ (independent ) in 2003,_Yang Liwei successfully orbited Earth. From then on, China has made great progress in spac
11、e exploration. Shenzhou 6 and 7 were sent into space,the Tiangong 2 docked with Tianzhou 1, and Change 4 landed on the moon.答案以及解析1.答案：frontier2.答案：lead to3.答案：in the hope of finding treasure4.答案：on board5.答案：carry on6.答案：the first Chinese to win the Nobel Prize7.答案：not only; but also8.答案：are determ
12、ined to go abroad9.答案：despite the difficulties10.答案：made great progress11.答案：Sending people into space12.答案：agency13.答案：universe14.答案：vehicle15.答案：intelligent16.答案：1.the2.extremely3.was covered4.to be5.amazing6.it7. which8.smaller9.that10.has been解析： 1.the解析:考查定冠词。由语境可知,third在此表顺序,故其前应用定冠词the。2.extr
13、emely解析:考查副词。设空处修饰形容词hot,故填副词extremely(非常)。3.was covered解析:考查一般过去时的被动语态。it(指代the earth)与cover之间是被动关系,且此处表示过去的状态,故应用一般过去时的被动语态,填was covered。4.to be解析:考查不定式作宾语补足语的用法。cause sth to do sth意为“引起某物做某事”。5.amazing解析:考查形容词作定语的用法。设空处修饰something,故填amazing(令人吃惊的)。6.it解析:考查it的用法。设空处作形式宾语,真正的宾语是for plants to grow,
14、故填it。7.which解析:考查关系词。设空处引导非限制性定语从句, 指代oxygen,且在从句中作主语,故填which。8.smaller解析:考查形容词的比较级。由than可知,此处应用形容词的比较级,故填smaller。9.that解析:考查连接词。设空处引导主语从句,又因从句成分及意义均完整,故填that。10.has been解析:考查现在完成时。由so far可知,此处应用现在完成时,故填has been。17.答案：1. exploration 2. impossible 3. determined 4. to explore 5. successfully 6. to be sent 7. disappointing8.Following 9. independently 10. when
