4.2 Discovering Useful Structures -2021-2022学年高一英语课后培优练（人教版2019必修第三册）

姓名： 班级 Unit 4 Space Exploration 4.2 Discovering Useful Structures 一、基础巩固 I．单词拼写 1. Once upon a time they were driven to the northern f__________(边境).   2. The driver managed to escape from the v__________(车辆)and shouted for help. 3. There was nothing yet for the __________(卫星)cameras to pick up. 4. As we all know, the earth is in __________(轨道)around the sun. 5. The young people should make a greater contribution to m__________(人类). 6. If you lose these d__________(资料), I’ll never forgive you. 7. Soviet rockets have__________ (发射)more satellites into orbit in the past few years.   8. He was without question one of the g__________ (伟人) of Japanese literature. 9. There is an o__________ (进行中的)discussion within the party about this.   10. The United States may soon have a manned __________(航天器)on Mars.   1.frontier 2.vehicle 3.satellite 4.orbit 5.mankind 6.data 7.launched 8.giants 9.ongoing 10.spacecraft II.单句语法填空 在空白处填入1个适当的单词或括号内单词的正确形式。 1．The most important thing is to try not to let a calm discussion turn into a heated ________ (argue)． 2．Taking exercise ________(regular) and having a balanced diet are of great importance to our health． 3．It was lack of confidence that resulted ________ his failure in the competition． 4．People nowadays are beginning to attach much more importance ________ their health than ever before． 5．Travelling abroad was limited ________ rich tourists and wealthy business people decades ago． 6．It is important to figure ____ exactly what you want the audience to know and what you get them to do． 7．Many trees have been cut down by people．As ________ result，many animals have died out． 8．This is the only way that I can think of ________ (settle) the problem of water waste in urban areas． 9．Scientists have warned that coral reefs are likely to become the world's first ecosystem________ (disappear) because of global warming． 10．________(pay) for her college education，she s