Unit 2语法不定式 练习2022-2023学年沪教牛津版英语九年级上册

U2 Great Minds – Grammar练习（满分100分） 班级：______________ 姓名：______________ 学号：______________ 一、单项选择。（20题，每题3分，共60分） 1. The way we thought of ________ the environment proved to be very useful. A. to protect B. protecting C. protected D. protects 2. We should do what we can ________ those people when they are in trouble. A. help B. helped C. to help D. helping 3. —How is your grandma? —She’s fine. She used to ________ TV at home after supper. But now she is used to ________ out for a walk. A. watch; go B. watching; go C. watching; going D. watch; going 4. —I hope to take the DIY course at weekends. —Good idea. ________ more about it, visit the website please. A. Know B. To know C. Knowing D. To knowing 5. Please try ________ the environment around here. A. not pollute B. not to pollute C. not polluted D. to pollute 6. She reached the top of the hill and stopped ________ on a big rock by the side of the path. A. to have rested B. resting C. to rest D. rest 7. The boy is often made ________ his homework again because of his mistakes. A. do B. doing C. to do D. done 8. ________ down air pollution, people should walk to work instead of driving. A. Cut B. Cuts C. To cut D. Cutting 9. She has no paper ___________. A. to write B. to write with C. writing on D. to write on 10. Don’t forget ________ the door when you leave here. A. lock B. locking C. to lock D. locked 11. More and more young people are trying to do something ________ the old. A. served B. to serve C. serve D. serves 12. He lost his key. It made him ________ in the cold to wait for his wife’s return. A. to stay B. stayed C. stays D. stay 13. It is important ________ people ________ learn team spirit. A. of; of B. of; to C. for; to D. to; to 14. ________ fit, my grandpa walks at least 10,000 steps every day. A. keep B. To keep C. Keeping D. Kept 15. There is no difference between the two words. I really don’t know _________. A. what to choose B. which to choose C. to choose which D. to choose what