nbsp; Grammar
Ⅰ Teaching aims:
Review:
1. It's + adj. + of +sb+ (not) to do sth
…+ be + adj. + enough + to do sth
It's + adj. + to do sth
It's + adj. + for sb to do sth
It's + adj. + that + 从句
2. different parts of a sentence
Ⅱ Teaching steps
Step1 leading-in
Millie's school's Students' Union needs a new chairperson. She wants to write a letter to the Principal to recommend a classmate. In her letter she wants to write a sentence like this(在下面), but she can't .Can you help her?
David 在多次考试中取得好成绩,真是很聪明。
It's clever of David to get good marks in many tests.
Step 2 Let's look at the following sentences. Can you find out the same sentence structure ?
1. It's nice of you to bring me the newspaper.(P2)
2. It's silly of you not to forgive others for their faults(P5)
3. It's typical of Simon to make such a mess.(P9)
4. It's generous of your mum to organize this party for us.(P9)
5. It's kind of you to recommend me as the new chairperson.(P19)
Conclusion: It's + adj.+ of+sb+ (not) to do sth
注意: 1. 这里的adj. 是表示人的品质或性格。
at we read English every day.
It's _________ ________ ______ ________ read English every day.
2. To learn the computer is useful.
___________ _________ useful _______ ________ the computer.
3.They look down on the poor. They are not right.
It's ________ ______ ______ them ________ look down on the poor.
4.The boy doesn't shout to the old man. He is polite.
It_______ ______ ______ the boy ______ _____ ______ to the old man.
三.改错。
1. It's difficult of me to finish his homework in five minutes.
2. It's silly for you not to take part in the party .
3. It's easier of you to take action if you wear red.
4. It's wise of he to go to work by bus on rainy days
5. That's very kind of you to help me so much
四.翻译。
1. 你们有自己的后援队伍是很重要的。
2.做志愿工作是很有意义的
3.对我们来说,每天喝牛奶是很有必要的。
4. 他们帮助残疾人,真是很好。
5.她不为别人着想,太自私了。
Step 5 Millie is happy. In such a short time, she has remembered the differences among these sentence structures and she has learned how to use them. At this time, she thinks of another way of "It's clever of David to get good marks in many tests." She writes a sentence like this,
David is enough clever to get good marks in many tests.
Do you think it is right? If not , how do you correct it? After correcting it, ask: Can you tell Millie there is a secret in the sentence? That is:
…+ be + adj. + enough + to do sth
注意:enough --- adv. 修饰形容词,副词,放在它们的后面。adj./adv. + enough
Adj. 修饰名词,放在它的前面。 enough+ n.
n. 单独使用。 We are full because we have eaten enough.
Step 6 Exercises.
改写同义句。
1. It's patient of you to wait for two hours here.
You ________ ________ _________ _______ wait for two hours here.
2. He is kind. He helps me with my English.
It's ______ ______ ______ ______ help me with my English.
He ______ _______ _______ ______ help me with my English.
3. The boy is very strong. He can lift the box.
The boy is _______ ______ _____ _____ the box
4. The girl is very outgoing and she can make many friends easily.
The girl is ________ ________ _______ _______ many friends easily.
5. The girl is enough tall to reach the top to the shelf. (改错)
6. The poor children don't have food enough to eat. (改错)
nbsp; S+ V+ adj./adv.+ (for sb) enough to do sth
S+V+ so+ adj./adv + that + 从句
S+V+ too+ adj./adv+( for sb) to do sth
注意:①当 adj./adv.+ enough to do sth 为肯定句时,可以改为 so+ adj./adv + that + 从句
不可改为 too+ adj./adv+to do sth
②当 adj./adv.+ enough to do sth 为否定句时,可以改为 so+ adj./adv + that + 从句
也可改为 too+ adj./adv+to do sth
③当句子的主语不是to do sth的逻辑主语时,用for sb放在to do sth的前面。
④当句子的主语同时又是to do sth的逻辑宾语时,宾语省略。如果to do sth中的do是不及物动词,则要加上适当的介词。
⑤too…to…也有③和④的特点,但so…that…没有这种用法。
Step 8 Exercises.
一. 改错。
1. The box is light enough for the boy to carry it.
2. The maths problem is so easy that I can work out.
3. The girl is not young enough to go to school.
4. Those flowers are interesting enough we all to want to buy .
5. The talk was interesting enough for me to listen again.
二. 改写同义句。
1. The book is so interesting that we like to read it.
The book is ______ ______ ______ ______ to read.
2. Kitty is not strong enough to carry the heavy box.
Kitty is ______ weak _______ carry the heavy box.
The box is _______ heavy _______ Kitty ______ carry it.
The box is not ______ _______ _______ Kitty _____ carry.
3. My brother is too young to go to school.
My brother is _____ _______ ______ to go to school.
My brother is _____ ______ _______ he ______ go to school.
4. He is so imaginative that he comes up with new ideas.
He is ______ _______ ______ come up with new ideas.
5. The girl is very outgoing and she can make many friends easily.
It's ________ ______ the girl to make many friends because she is very ________.
三. 翻译。
1. 那个电视节目是够无聊的,使我睡着了。
The TV programme is _____________________ to make me fall ________ .
2. 这个问题很容易,他能回答出来。
The question is ___________________________ to answer.
The question is ___________________ he _______ answer _________ .
3. 你帮我修车子,真是太好了。
________________________ you _______ help me mend my bike.
You _______________________________ to help me mend my bike.
4. 李阿姨很大方,送给我这么多漂亮的礼物。
It's __________________ Aunt Li ____________ me so many nice gifts.
5. 对与旅行者来说,在行走前训练几个月是很有必要的。
It's _____________________________ train for a few months before the walk.
Step 9 Millie wants to write this recommendation letter better. But she doesn't know how many parts are there in a sentence?
Can you tell her about it?
A sentence can be divided into different parts. Different kinds of sentences have different parts.
Review: five kinds of sentence structures.
1. S+V.
2. S+V+DO
3. S+V+P
4. S+V+IO+DO
5. S+V+DO+OC
名称 词性
主语 名词,代词,或相当于它们的词组,动名词,动词不定式,从句
谓语 动词
表语 名词,形容词,介词词组,某些副词,动名词,动词不定式,从句
宾语 名词,代词,或相当于它们的词组,动名词,动词不定式,从句
定语 名词,形容词,介词词组,某些副词,动名词,动词不定式,从句
状语 副词,介词词组,动词不定式,从句分词,动词不定式,从句
Step 10 Exercises.
1.说出下列划线部分的句子成分。
1. Andy is planning to go out.
2. Amy wants to travel around the world.
3. Playing football is interesting.
4. We were talking when the teacher came in.
5. The book on the desk is mine.
;
A. always do extra work
B. never forgets to do the things he needs to do
3. clever
A. always gets good marks in tests
B. got full marks once in an English test.
4. helpful
A. help others
B. shows the Grade 7 students how to use the library.
5. organized
A. finished all his summer homework in the first week
B. learning to use the computer to help himself get more organized
Step 3 Give an example of a recommendation letter
Dear ...,
I would like to recommend ….as the new chairperson……
1. ___________ is confident_______________ ____
2. I think ________________________________ __________
3. ______________________________________________________________
4. ______________________________________________________________
5. I think ________________________________________________________.
Yours sincerely
____________
Step 4 Give some useful sentences for the writing and ask Ss to remember them.
1. I would like to recommend …as the new chairperson of the Students' Union.
2. We think that …has all the qualities to be a good chairperson.
3. We think he is good enough to become a great chairperson.
4. We think …will be an excellent chairperson because he has many good personal qualities.
5. I think he is the best choice./ he is the most suitable person.
6. He should be confident enough to take this job.
Step 5 Choose No. 1 or No.2 to write a short passage.
