20. What must African students decide before they go abroad to study?

A. What to study and how to use it.

　B. When to return home.

C. What is special of their field of study.

第二部分：英语知识运用(共两节，满分35分)

第一节：单项选择(共15小题；每小题1分，满分15分)

21.After the usual greetings and some ____ about the weather, the men got down to their own

　business.

　A.statements B. remarks C. declarations D. expressions

22. On hearing the news, the girl rushed out without hesitation, _____the luggage

　(行李)______on the floor, and ____in the dark.

　A. left; lied; disappeared B. leaving; lie; disappeared

　C. leaving; lying; disappeared D. left; lay; disappeared

23.Compared with her sister, Mary is even more ________ to, and more easily troubled by, what people think of her, so you'd better not say much before her.

　A.sensible B. sensitive C. addicted D. available

24. Smell the flowers before you go to sleep, and you may just ______ sweet dreams.

　A. make up with B. put up with C. catch up with D. end up with

25.Jane opened the window to _____ a little air and sunshine.

　A. admit B. admire C. adapt D. adopt

26. I got to the office earlier that day, _______ the 7:30 train from Paddington.

A. caught B. to have caught C. to catch D. having caught

27. _____to that famous university surprised us all, for he was absent from school for a whole year.

　A. He being admitted B. He admitted C. His being admitted D. His admitted

28. He never dreamed of ________a chance for him to win the first prize in the race.

　A. there being B. there to be C. it was D. it being

29.It is a golden rule in international trade that if you export nothing but raw materials, you're

　at the ______ of world prices.

A.risk B. expense C. mercy D. cost

30. -What made our teacher so upset?

　-Lily didn't pass the exam, but her parents ______ the failure on the teacher.

　A. considered B. commented C. targeted D. blamed

31. -Christina, you had a wonderful time at your birthday party, didn't you?

-______, and ______.

　A. So did I; so my friends did B. So I did; so did my friends

　C. So I did; so my friends did D. So did I; so did my friends

32. ________ from the moon，our earth with water ________ seventy percent of its surface，appears as a blue ball.

　A. Seen；covered B. Seeing；covering

　C. Seeing；covered D. Seen；covering

33. ________ more patients of their tooth problems, the dentist put off his honeymoon.

　A. Curing B. Having cured C. To have cured D. To cure

34.-I rang you several times yesterday, but couldn't ________.