第二部分 英语知识运用（共两节，满分45分）．
第一节 语法和词汇知识（共15小题；每小题1分，满分15分)
从各题所给的四个选项(A、B、C和D)中，选出最佳选项填入空白处。1. Of all the subjects, I like ______ physics best because it gives us ______ useful knowledge of things in science. And I long to turn ______ scientist in the future.
A. the ; a ; a B. / ; an ; / C./ ; a ; / D. the ; / ; /
2. ---- Is it for two months ______ they have stayed here?
---- No, it is only three weeks______ they arrived here.
A. that; since B. that; when C. when; that D. that; before
3. ---- I would like a pen which _________ well.
---- Will this one ___________?
A. writes; help B. writes; do C. is written; work D. is written; help
4. Having walked in the desert for several days， we felt exhausted， but we had to find a pool before the water we had
A. ran out of B. ran away C. gave out D. run out
5. ---- Are you still busy?
