第三周第二次课Itis+adj+that.doc

It is + adj. + that + 句子教案
教学目标：
1） 掌握 It is + adj. + that + 句子
2） It 做形式主语
教学难点：
1） 句型间的转换
2） 什么是形式主语
教学方法：
1） 与学生的问答互动
2） 课堂练习
教学过程：
I． It is + adj. + that + 句子(It是形式主语,that接的句子是主语从句,that 不能省略.)
它可以与it is + adj. + for sb. + (not) to do sth.
(it 是形式主语,to do sth. 是真正的主语,sb. 如果是代词必须要用代词的宾格)
Eg. It is necessary that he trains himself before the walk.
==It is necessary for him to train himself before the walk.
It is wrong that teenagers look down on the disabled people
==It is wrong for teenagers to look down on the disabled people.
It is impossible that he will finish it in ten hours.
==It is impossible for him to finish it in ten hours.
It is sad that some children in poor countries can not go to school.
== It is sad for some children in poor countries not to go to school
II．It is + adj. + to do sth.(It 是形式主语,真正的主语是to do sth)
= To do sth. is + adj. = Doing sth. is adj.
Eg. It is meaningful to join the Tree-planting Club.
==Joining the Tree-planting Club is meaningful.
==To join the Tree-planting Club is meaningful.
It’s fun to do voluntary work.
==Doing voluntary work is fun.
==To do voluntary work is fun.
注意：其形容词多为描述对某一事情的看法或感觉怎样的形容词
如：sad, necessary, important, wrong ,possible, hard, difficult, easy, …
It is ＋形容词＋for sb to do sth. VS It is ＋形容词＋of sb to do sth.
如何区别？
It is nice of you to bing me the newspaper.
It is implite of Tom not to say hello to his friends.
It was very kind of you to help me.
It is hard for him to drive the car.
It is careless of the girl to leave her bag on the taxi.
It is good for you to exercise.

III. used to do sth. 过去常常做某事,(意思现在不做了)
例: I used to get up early and take an hour's walk before breakfast.
我过去常常起床很早并且在早餐前散步一小时。
be used to doing sth / be used to sth . 是指习惯于做某事.(这里的to 是介词.)
例: She isn’t used to living in the countryside now.
她不习惯在乡下生活。
Are you used to the food here? 你习惯吃这儿的饭菜吗？
be used to do sth. 被用来做某事
例: Computers are used to do many things for people now.
现在计算机被用来做许多事情。

Ⅳ．Words and expressions
1. need some more food (more放在数词后表示再,又)
find two more members= find another two members
2. train for a charity (train为vi. , 接受训练)
as a doctor train 也可做vt. train the dog
3. a disabled / poor / blind / (an) elderly / homeless / deaf person
people是集合名词,前面不能用冠词a 来修饰,不加复数.但是可以用one, two, some, many 来修饰 person就是一般的可数名词 a person,many persons定冠词the加形容词可以表示一类人,谓语用复数,如 the blind / poor / disabled / deaf
4. one of HK’s biggest fund-raising events (大事)
5. be known as (作为…而出名)
LuXun is known as a writer.
He is known as a pop singer.
be known for (因…而出名)
France is known for its delicious food.
6. group themselves into a team of four people (V.)
= form a team of four people
7. a tough / difficult hike
8. finishing walking a 100-kilometre trail
9. walk through eight country parks (内部穿过)
walk over 20 country mountains (翻越)
10.join in / take part in (加入活动) the fund-raising event
11. take place (发生,用在主动语态中)
The charity show will take place next Sunday.
=The charity show will be held next Sunday.
12. Its aim / goal is to raise money for helping the poor.
(动词不定式做表语,表目的)
13. have enough / no / much time to play with you