30. -Where was it _______your grandparents celebrated their golden wedding?

　　 -It was in the park_______. they met each other for the first time.

　　 A. when; that　　　　 B. that; where　　　 C./; where　　 　　　　D. that; that

29. Thank you for the trouble you've taken________.

A. to help me out　　　　 B. helping me out

C. to have helped me out　 D. having helped me out

28. I looked under_______ bed and found ________book I lost last week.

　　 A. the; a　　　　　 B. the:　 the　　　　　 C. 不填: the　　　 D. the; 不填

27. Much _________I've traveled, I've never seen such a beautiful place ____ this.

A. though; like　　　 B. so; that　　　　　 C. although; as　　　 D. as ; as

26. -What if my students agreed that there was no ________ in studying Confucius?

　 -Should that happen, you might have a problem.

A. point　　　　　 B need　　　　　　 C. use　　　　　　　 D. means

25. At the 2000 Sydney Olympics, Chinese athletes won a record of 28 gold medals, ______Olympic history.

　　 A. to have made　　 B. making　　　　　 C. having made　　 D. to make