what引导名词性从句的五种用法精讲精练学案--高三英语一轮复习.docx

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1、what引导名词性从句用法What引导名词性从句（主语从句、表语从句、宾语从句、同位语从句）在从 句中作成分（主语、宾语、表语、同位语），有实意，一般是下面五种意义。1 .表示“的东西或事情”：1） Theyve donated what they have to help the poor girl （引导宾语从句，在从句中 作宾语）On stepping into his room, he was astonished to find the floor covered with what looked like tiny insects.（引导宾语从句，在从句中作宾语）2） What t

2、he researcher suggests is practicing these strategies.（弓I 导主语从句， 在从 句中作宾语）At first, Xie Lei had no idea what she should say.but what surprised her was that she found herselfspeaking up in class after she had been in London for a few weeks.（弓I 导同位语从句 +主语从句）.表示“的人或的样子”：1） China is no longer what it us

3、ed to be.（引导表语从句，在从句中作表语）He is what is generally called a hero.（引导表语从句，在从句中作主语）2） Who made Fred what he is now?（引导补语从句，在从句中作表语）.表示“的数量或数目”：1） Our income is now double what it was ten years ago. （弓【导表语从句，在从句 中作表语）The number of the students in our school is ten times wha it was before liberation.（引导表语

4、从句，在从句中作表语）.表示“的时间”：1） After what seemed a long time , he suddenly thought of it.（引导宾语从句，在 从句中作主语）The young girl was too frightened to speak, standing there for what seemed a centuiy.（引导宾语从句，在从句中作主语）.表示“的地方”：1） In 1492, Columbus reached what is now called America.（引导宾语从句，在从 句中作主语）After months of voy

5、age ,Columbus arrived in what later proved to be a new continent.（同上）2） A modern city has been set up in what was a wasteland ten years ago.（同上）翻译练习1 .What concerned him most was that farmers often had poor harvest and sometimes even had a serious shortage of food to eat.2 .What matters is not only

6、what scientists observe in the world around them and what questions they ask, but also how they use evidence or data to answer the questions that they ask.3 .What started as a residential area for Chinese immigrants then turned into a centre for Chinese culture.4 . The professor was very satisfied w

7、ith what his students had done in the experiment.5 . Were going to build what Im sure is the largest lantern and lights festival this year.填空练习is so breathtaking about the experience is the out-of-this-world scenes.（2021 全国卷）1. I consider the dictionary is the most useful to my English study.2. No o

8、ne really knows when the first people arrived in we know asCalifornia.3. made her success later on was the kindness and consideration she showed to all her patients.4. What I know for sure is that you give comes back to you.5. Although Anne is happy with her success she wonders will happen to herpri

9、vate life.6. I have no idea he did that last night.I have no idea he did that afternoon.7. he said so in the office made everyone present very surprised .he said in the office made everyone present very surprised .8. My desk-mate, Li Ping, is is generally called a “living Lei Feng”.9. The fire which took place last night destroyed all was in the building .The fire which took place last night destroyed was in the building .Key:1 .What 2.what 3.what 4.What 5.what 6.what 7.that;what 8.That;what 9.what 10. that;what