4. Talking mends no holes.

　　5. I suggested bringing the meeting to an end.

　　6. He admitted taking the money.

　　7. I couldn't help laughing.

　　8. Your coat needs brushing.

　　Suggested translation:

　　1. 和他说话等于对牛弹琴。

　　2. 吸烟会致癌。

　　3. 散步是我唯一的运动。

　　4.（谚）空谈无济于事。

　　5. 我建议结束会议。

　　6. 他承认钱是他拿的。

　　7. 我禁不住笑了起来。

　　8. 你的大衣需要刷一下了。

　　Task 2 New usage of the -ing form

　　Ask the students to look at Exercise 4 on Page 20. And then work in pairs to finish the Exercise. In order to make sure the quality, the teacher can ask some of the students to explain some of the phrases in the Exercise.

　　T: Now let's finish the Exercise 4 on Page 20. I'll give one minute for you to check your answers. Because you have done this in the homework, I think one minute is enough. And then I'll choose some of them to let you explain. But before doing this you'd better pay attention to the example. In the example, we can use for ... phrase or an attributive to explain the -ing phrases. Are you clear?

　　Ss: Yes.

　　T: OK, do the Exercise now.

　　One minute later.

　　T: Well, what does cooking pot mean?

　　S1: A pot that is used for cooking.

　　T: What does operating table mean?

　　S2: A table for operating.

　　T: What does drinking horse mean?

S3: It means a horse that is drinking water.