BOOK6UNIT3语法.ppt

1、Welcome to the class,Unit3 The Usage of it,(I),Lead-in,Answer my following questions please:,Approaching “It”,1. Whats the weather like today?,2. Whats the time by your watch please?,3. Whats the date today?,4. How far is it from your house to our school?,It is a fine day today./Its sunny.,It is 9 o

2、clock in the morning.,It is November 12, 2011.,It is 30 minutes walk from my house to our school.,Weather,Time,Date,Distance,Who is it? -It is me.,Pronoun,Conclusion: 1. it 可以用作非人称代词, 表示_, _, _, _, _, _等。,日期,天气,时间,距离,地点,温度,2. it 可以用作人称代词, 指代身份和性别等不明确的人。,Role-play a dialogue. One of you is an eyewitn

3、ess(E) who has seen a Robbery or an accident. The other is the police(P) who wants as much Information as possible. Use “it” in the answers.,Some other uses of “it”,1. Its very kind of you to help me.,3. It seems amazing that at my age I am still fit.,2. It was more difficult for smoking couples to

4、become pregnant.,4. Its no use crying over split milk.,3. It 做形式主语 真正的主语可以是后面的： To do V-ing 主语从句,Conclusion:,1.Its + adj. of/for sb. to do sth,2.Its + no use/good doing sth 做没有用/不好,3. it 代指主语从句 （1）It + be + 名词 + that从句 e.g. It is a pity/a fact/a wonder/no wonder that （2）It + be + 形容词 + that从句 e.g. I

5、t is important/likely/possible that （3）It + 不及物动词 + that 从句 e.g. It seems/happens/appears that （4） It + be + 动词的过去分词 + that从句 e.g. It is said/believed/known/reported that,According to your learning about “it” and the exercises on Page.21 of your textbooks, talk about some bad effects of smoking using an “it” structure.,Exercises practice:,5. Your mother tellls me that you started s