高中英语教案选修6《Unit3Ahealthylife问题拓展-评价单》 2

1、人教版 Module6Unit 3 A healthy life 问题拓展 评判单课题： Grammar 小词大用说 it 【基础问题】 讲一讲 代词 it 虽小,却应用广泛,在英语中几乎到处都能见到它；it 的用法及其句型和固定搭 配,是英语语法的重点, 也是近几年考试的热点,因此同学们在学习时应赐予足够的重视；现在我们将 it 的用法归纳如下：1 用作人称代词,代替前文提到过的事物；如 : The train has arrived. It arrived half an hour ago. 2 用以代替指示代词 this, that；如 : Whose watch is that. It

2、 s mine.3 起指示代词的作用,指一个人或事物；如 : Who is knocking at the door. It s me.4 指环境、情形等；如 : It was very noisy quiet at the very moment. 5 指时间、季节等；如 : What time is it. It s eight o clock. 6 指距离；如 : It is only five miles from here to the hospital. 7 指自然现象（天气、气候、明暗等） ；如 : It s getting cold dark, late, etc.8. 作形式

3、主语；it 替代作主语的动词不定式的常见句型为：It is + 形容词 + of / for sb. + to do sth.； 如：It is brave of her to go home alone at night. It is important for us to learn English well. it 替代作主语的动词 -ing 形式的常见句型为： It is no use / good + doing sth. It s well worth doing sth.； 如：It s no use talking to him about it.it 替代作主语的从句的常见句

4、型为：（1）It is + 名词 + 从句；It is no wonder / a pity / a shame + that . 难怪 /真惋惜 /真可耻 ；如：It is no wonder that she was so angry. （2）It is + 形容词 + 从句； 如：It is natural that he （should） say so. （3）It is + 过去分词+ that .,能用于这个句型的动词有say, report, think, believe, hope, expect等；如： It is reported that the road was clo

5、sed. 9. 作形式宾语；it 替代作宾语的动词不定式的常见形式为：动词+ it +形容词 /名词+动词不定式；如：I found it possible to do this regularly. it 替代作宾语的动词 -ing 形式的常见形式为：动词+ it +形容词 /名词 +动词-ing 形式；如：She thought it no good worrying about him. it 替代作宾语的从句的常见形式为：动词+ it +形容词 /名词 +从句；如：He has got to make it clear that his family is very poor. 在某些

6、特别句式中, it 指代 when 从句或者 if 从句；如：I don t like it when people talk with the mouth full of food.I d appreciate it if you can help me to solve this problem.【拓展训练】从 A、B、C、D 四个选项中,选出可以填入空白处的正确选项；1. We feel _ our duty to make our country a better place. （天津 2022）A. it B. this C. that D. one 2. The two girls

7、 are so alike that strangers find _ difficult to tell one from the other. （山东 2022）A. it B. them C. her D. that 3. The employment rate has continued to rise in big cities thanks to the efforts of the local governments to increase _.（北京 2022）A. them B. those C. it D. that 4. The doctor thought _ woul

8、d be good for you to have a holiday. （2022 大纲全国卷 II）A. this B. that C. one D. it 5. He got his first book published. It turned out to be a bestseller. （浙江 2022）When was _. _ was in 2022 when he was still in college. A. that; This B. this; It C. it; This D. that; It 6. Id appreciate _ if you would li

9、ke to teach me how to use the computer.（山东 2022）A. that B. it C. this D. you 7. If I can help _, I dong late into the night. （2022 全国卷 I）A. so B. that C. it D. them 8. He didnt make _ clear when and where the meeting would be held. 天津 2022 A. this B. that C. it D. these 9. _ is our belief that improvements in health care will lead to a stronger, more prosperous economy. 浙江 2022 A. As B. That C. This D. It t help.10. The doctor advised Vera strongly that she should take a holiday, but _ didn