1 . The most important thing is to keep yourself _________(占据；占用). (根据汉语提示单拼写)

2 . Later, I learnt that the most famous food in Shangdong is pancake rolls ________(填满；把……塞进) with sliced Chinese green onions. (根据汉语提示单词拼写)

3 . ________ (compare) with the ocean, a drop of water is extremely insignificant.

4 . It is________(估计) that the project will last for four years. (根据汉语提示单词拼写）

5 . ________ from space, the earth, with water________ 70% of its surface, looks like a blue ball.

A．Seen; covered

B．Seen; covering

C．Seeing; covering

D．Seeing; covered

6 . After years of hard work，she is obviously excited to get her work _______________ (recognise) in the medical circle. （用单词适当形式填空）

7 . __________(trap) in the ruins, the girl still held a positive attitude．(所给词的适当形式填空)

8 . The student likes reading stories ____________ (write) by the famous writer．(所给词的适当形式填空）

9 . Prices of daily goods ____________(buy) through a computer can be lower than store prices．(所给词的适当形式填空）

10 . We require the thief _________ into prison.

A．refers to being put	B．referred to be put
C．refer to being put	D．referred should be put