U4 SectionB 校本作业 基础巩固 一、根据句意及汉语提示写单词 1. The government is taking action to protect the natural _____ (环境). 2. My grandfather is a _____ (退休的) teacher, but he still volunteers at the local library. 3. The new _____ (政策) encourages people to use clean energy. 4. We should have a positive _____ (态度) towards life and study. 5. The _____ (发展) of technology has greatly changed our way of living. 二、用括号内所给单词的适当形式填空 6. My father decided _____ (change) his job and start his own business. 7. I'm looking forward to _____ (receive) your letter soon. 8. The book is worth _____ (read) a second time because it's so inspiring. 9. She promised _____ (not be) late for the meeting again. 10. The teacher advised us _____ (practice) speaking English every day. 三、根据所给单词或短语，完成下列句子 11. I used to _____ (play basketball) after school, but now I prefer swimming. 12. He is afraid of _____ (speak in public) because he gets very nervous. 13. We should be careful about _____ (protect the environment) for future generations. 14. My dream is _____ (become a scientist) and make new discoveries. 15. They are nervous about _____ (take the final exam) next week. 阅读拔尖 四、七选五 根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 The world is facing serious environmental problems. 16 _____ However, there are many things we can do to help protect our planet. One major problem is plastic pollution. Every year, millions of tons of plastic waste end up in our oceans. 17 _____ We can bring our own bags when shopping and avoid using plastic straws. Another serious issue is air pollution. 18 _____ To reduce this, we should try to use public transportation more often instead of driving cars. Water conservation is also important. 19 _____ For example, we can take shorter showers and fix leaking taps immediately. 20 _____ If everyone makes small changes in their daily life, together we can make a big difference to our environment. A. This harms marine animals and pollutes the water. B. Many rivers and lakes are polluted by factory waste. C. It is mainly caused by vehicles and factory emissions. D. Many species of animals are in danger of extinction. E. We can all help save water in our daily activities. F. Sometimes it feels like these problems are too big to solve. G. Protecting our environment requires effort from all of us. 五、完形填空 阅读下面短文，掌握其大意，然后从各题所给的四个选项中选出一个最佳答案。 When I was in middle school, I never cared about environmental protection. I used to __21__ plastic bottles after drinking and never thought about recycling. I __22__ leave the lights on when I wasn't in the room. Everything changed when our school __23__ a "Green Campus" program. We learned about how pollution was affecting our planet. I was shocked to see pictures of sea turtles hurt by plastic waste. I realized that my small actions __24__ make a difference. From that day on, I decided ... ...
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