32. I have ______ a raincoat ______ an umbrella. That’s why I have to wait until the rain stops.

A. neither; nor　　 B. either; or　　 C. not only; but also　 D. both; and

31. You can’t catch up with others ______ you work hard.

A. until　　 B. after　 C. unless　 D. when

30. You can ride around the city __________ (安全).

29. It _________ (位于) on the two sides of the River Li.

28. It is one of the ___________ (奇迹) of the world.

27. I’d like to go on holiday in __________ (泰国).

26. Please write a guide to an ______ (亚洲) country for the American exchange students.

25. Although there’s still a long way to go. We must ______ (继续) to the end.

24. The Great Wall is __________ (令人吃惊).

23. Beijing is in _________ (北方) China.