实用英语综合教程第一册教案(17)

2）This room is four times the size of that one . 3）This room is three times bigger than that one. b 这条河比那条河长两倍 1) This river is three times as long as that one. 2) This river is three times the length of that one. 3) This river is twice longer than that one.

5. Do the exercise on page 44(Translate the following Chinese phrases onto English)& exercises on page 42--43

6. Read the new words in text B 7. Homework

1) Read &try to remember the new words in Text A by heart 2) Read Text B & do exercises on page 46--47

Part 3 Text B （2 periods）

1. Check &correct the exercise on page 46--47.and then explain some new words briefly 2. Explain the text sentence by sentence 3. Explain some useful language points 1).live on one's own 独自生活

A. Being away from their parents, they have to live on their own at boarding school.

父母不在身边他们在寄宿学校起居全靠自己。

B. The old man lived on his own in a small farm despite his children's resistant. 尽管孩子们反对，老人还是一个人生活在一座小农庄里。

2).and she wondered what she could buy her as a present...该句是一个带有以with 引得的宾语从句的主从复合句，从句做动词wondered的宾语、做动词、介词、形容词、的宾语从句举例如下：

A. They said that they could send her the umbrella they had found. B Whether we succeed depends on how well we cooperate. 我们能否成功取决于我们是否能好好合作。

C. The doctors were not sure whether they could save his life. 医生不敢肯定能否救得了他的命。

3) instead of 代替，而不是 （有时可用instead来代替）

A. You should eat more fish instead of meat .你应该多吃鱼，少吃肉。 B. She, instead of you ,has been chosen as chairman of the student's Union. 是她，而不是你当选学生会主席。

C. We'll go to the cinema instead of watching TV at home this evening. We'll not watch TV at home, instead we'll go to the cinema this evening.

4) When she had been searching for half an hour, ... 该句是一个过去完成进行时的句子。过去完成进行时用于表示在过去某段时间一直在进行的动作。 A.I had been working for a while when she arrived.

她来到时，我已经工作了一段时间。

B. She had been learning to play the piano for a long time before starting university.

她上学前一直在学钢琴。 5）come across

A. If you across anything you don’t understand ,go to the teacher . 如果你碰到不懂的问题，去找老师。

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