选择性必修二Unit 1 Science &Scientists 导学案NO.17 语法———表语从句 I. 完成并判断以下句子是什么从句 1. One theory was _____ bad air caused the disease. 2. The other was that cholera was caused by an _____(infect) from germs in food or water. 3. It seemed that the woman liked the water from the pump so much that she had it _____ (deliver) to her house every day.(改写) _____ _____ 4. The truth was that the water from the Broad Street pump _____(infect) by waste. 总结：以上都是_____从句。 II. 常见的宾语从句的引导词及特点 1. 完成句子： ①The good news is _____(英语测试取消了). ②It appears that_____(你女朋友根本不喜欢你). 总结：that _____ 意义，在表语从句中 _____ 成分,起_____ 作用，_____ 省略。 2. 把下面的一般疑问句变成从句 ① Can you help me with my maths this weekend My doubt is _____. ② Did your sister pass the driving test last month His question is _____. 总结：连接词_____起连接作用，意为“是否”，在句中也不作任何成分（注意：if _____引导表语从句)。 3. 连词填空 1) China is no longer _____ she used to be. 2) The question is _____ of us should come first. (我们两个中的哪一个) 3) The problem is _____ is really fit for the hard job. 4) The important thing is _____name should be put on the top of the list. 5) All the students’ doubt is _____ the headteacher will praise at the meeting. 总结：连接代词 _____、_____、_____、_____、_____ 除在句子中起连接作用外，还可在从句中作 _____、_____、_____ 或 _____，且各有词义。 4. 连词填空 1) That’s _____ I can’t agree with you. 2) This is _____ Tom was absent from school. (He was ill.) 3) This is _____ they overcome the difficulties. 4) His strongest memory is _____ he was taken to the Great Wall as a pupil. 总结：连接副词_____ 、_____、 _____、_____除在句中起连接作用外，在从句中还充当时间、地点、原因或方式状语，本身有词义。 5. 用why 、because 、that填空 1) Lily looks upset today; it is _____ she failed to pass the exam yesterday. 2) It is raining cats and dogs and I went out without an umbrella; that’s _____ I am all wet now. 3) The reason _____ the boy is punished is _____ he broke the rule of our class. 4）Why some students are tired of Learning English is _____ they can’t remember so many words. 总结：当主句的主语是 _____ 或 why 引导的 _____时常用 _____ 来引导表语从句，而不用 because。 a. That / This / It + is / was +why + 结果，表示“这/那就是…的原因” b. That / This / It + is / was + because + 原因，表示“这/那是因为…” c. The reason why … is that … 中 why 是引导 _____，that 引导的是 _____，表示“…的原因是…”。 6. 翻译下列句子 1) Dark clouds are gathering. It looks as if it’s going to rain. 2) It sounded as if the night would never end. 3) It seemed as if the world had come to an end. 总结：as if / as though 引导的表语从句常置于系动词look, seem, sound,be,become 等之后。 7. 虚拟语气的表语从句 1) My suggestion is that we _____ (go) and help him. 2) His request is that he _____ (send) abroad to receive further education . 总结：当主句的主语是表示建议（suggestion, advice）、命令（order, command）、 ... ...
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