Unit 9 Wheels Lesson 3 Clean machines 学案1. appreciate v① 欣赏，赞赏。I appreciate his intelligence. 我欣赏他的才能。Tom is not a man I appreciate.汤姆不是我欣赏的人。② 理解，体会。He appreciated his brother’s feelings.他理解他弟弟的心情。③ 感谢，感激。I appreciate what you’ve done for me.我感谢你为我所做的一切。appreciate thank 辨析当作“感谢”讲时，appreciate 的宾语应是表示物的名词或代词，而 thank 的宾语应是表示人的名词或代词。He thanked me for the present.他感谢我送礼物给他。I greatly appreciate your kindness.我非常感谢你的好意。2. so far① “到现在为止”，常与完成时态连用。So far he has been a great success.到现在为止，他已经获得的巨大成功。It is all right so far.到目前为止，一切正常。② “到这个程度、地步”，适合各种时态。I can only trust you so far.我这能相信你到这个程度。拓展：so /as far as I know. 据我所知 so far, so good 到目前为止情况是不错的练习 11.– Are you a visitor here?-- That’s right. I ____ round the world and now my dream of coming to China ___ true.A. have traveled; has come B. was traveling; has goneC. am traveling; has come D. have traveled; has been come2. Jim and I ____ friends for three years. We first got to know each other at a Christmas party. But we ___ each other several times before that.A. had been; have met B. have been; have met C. had been; had met D. have been; had met3. The policemen ____ for the missing child for whole day and ____ him yet.A. have looked; didn’t find B. have been looking; haven’t foundC. looked; haven’t found D. have looked; haven’t found4. I _____ grammar for ten years, but I still can’t speak English.A. had studied B. studied C. an studying D. have been studying5. The oil price ____ in the past two months and I don’t know if it will continue.A. has been risen B. has been rising C. had been rising D. had risen6. – Why are you still in the classroom now?-- We _____ the classroom all the morning.A. are cleaning B. have cleaned C. will clean D. have been cleaning7. It seems the oil ____ from the pipe for a while. We’d better take the machine apart to put it right.A. had leaked B. is leaking C. has been leaking D. leaked8. She _____ for ten years; she looks young, though.A. married B. was married C. has married D. has been married9. -- _____ Betty this morning?-- Not yet. But shi is sure to be here before noon.A. Have you seen B Will you see C. Do you see D. Did you see10. I ____ so busily recently that I ____ no time to help you with your math. A. have been working; have B. have worked; had C. am working; will have D. had been working; had had1-5 C B D B D 6-10 D C D A A 2
