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

2 . All _________ (捐赠的) blood is tested for HIV and other infections. (根据汉语提示单词拼写)

3 . 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)

4 . With all his efforts ______ (集中) on the cartoon, he didn’t notice my coming. (根据汉语提示单词拼写)

5 . Many of Dickens’ books have been ________ (改编) for films. (根据汉语提示单词拼写)

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

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

8 . ________ 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

9 . ________ (咬) by a dog, the little boy did not dare to play with dogs again. (根据汉语提示单词拼写)

10 . It is ________ (禁止) to sell tobacco to children under 16. (根据汉语提示单词拼写)