5. 这个男孩绕过拐角就不见了。

The little boy _______ around the corner.

答案：1.lives on　2.feed;on　3.take care/be careful/look out 4.part of 5.disappeared

●Integrated exercises(综合题)

4. 我已经读完了这本书的一部分。

I have finished reading _______ this book.

3. 路面太滑，提防滑倒！　

The road is smooth.Please ______________!

2. 牛以草为食。　

Cows _______ chiefly _______ grass.

(根据汉语意思把句子补充完整。)　

1. 那个老人以卖菜为生。

The old man _______ selling vegetables.　

5. I've been to the dentist's.I had bad feelings.

答案：1.E　2.D　3.B　4.A　5.C

4. I've found a new job.I got the news in a paper.

3. I've passed my exam.I have passed 98 out of 100!

2. I've broken my glasses.I have to mend them quickly.

(看图，猜一猜图中的人在电话里都说了些什么？然后将图画与相应的图配对。)　

1. I've bought a new skirt.It only cost $5.