7. What is a writing brush, do you know ? It’s used ___ writing and drawing.

　A. with　 B. to　 C. for　 D. by

6. She bought a digital camera online ___ she saved a lot of time .

　A. so that　 B. as soon as　 C. no matter　 D. such that

5. Eating, drinking ___ smoking ___ not allowed in the computer room.

　A. and, is　 B. or, are　 C. or, be　 D. and, are

4. Our knowledge ___ English ___ all the time .

　A. to, grows　 B. of, is growing　 C. about, is grown　 D. of, grow

3. There are only ___ small differences ___ us two .

　A. few, among　 B. a few, among　 C. little, between　

　D. a few, between

2. China ___ its first man-made satellite ___ 1970 .

　A. sent away, in　 B. sent for, on　 C. sent up, in　 D. sent out, on

1.　　 ___ help, I can speak ___ English.

A.　 Under the twins, good　 B. Under the twins’, well

C. With the twins, good　 D. With the twins’, good

5.　　 多数星星看不见，因为它们很遥远。

　Many of the stars __________ _________ ________ because they are too ___________ _________　　

七，单项填空。

4. 键盘是人们用来把信息输入电脑的。

　The keyboard is _______ _________ people __________ ___________ information ___________ the computer .

3. 到目前为止，他们去过许多名胜古迹。

　So far, they ___________ __________ __________ many _______ _________ _________ __________ .