根据句意和括号内单词提示，在空自处填入其适当形式，必要时可加其它的单词。

1. There are many _______ (story) in this magazine.

2. Elephants are _______ (friend) and clever.

3. Mary _______ (write) a song last week.

4. Cathy often _______ (stay) at home after school every weekdays.

5. — What are the children doing?

    — They _______ (taking) a taxi to the park.

6. We hope _______ (visit) the Palace Museum this vacation. 

7. Our students _______ (not mind) fashion. And boys really like sunglasses.

最容易诱发视网膜脱离的是（）

A.高度近视患者玻璃体后脱离

B.玻璃体液化

C.玻璃体积血

D.星状玻璃体变性

E.永存玻璃体动脉