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.

22. You can experience its _________ (美) and greatness through climbing it step by step.

21. You will ________ (吸引) by its beautiful design.

15. 过去常做某事___________　　　 20. too much noise ___________________