31. A healthy heart is very important for giving life to the full, at_______ age you are or whether you are a male or a female.

A. what　　 B. which　 C. whatever　　　 D. whichever

30. Some people like to chat on the Internet .They think talking with friends on the Internet is_______ casual and exciting _______ face to face.

A. not only… but also　　　　 B.less…than　　　her…nor　 D. more …than

29. The design of modern architecture concentrates on usefulness________ decoration.

A. instead　　　 B. neither　　　 C. rather than　　 D. other than

28. Besides　 focusing on the research　 of the development of science and technology , the study of science history also attaches great importance ________social science.

A. to　　　 B. with　　　 C. into　　　　 D. for

27. Buying something and then finding it on sale the next day can be very ________.

A. annoying　　 B. appealing　　　 C. exciting　　　　　 D.　 interesting

26. ---Did you visit the famous museum?

　 ---No. We ________it, but we spent too much time shopping.

A. shouldn’t have visited　　　　 B. must have visited

C. could have visited　　　　　 D. can’t have visited

25.---Each of the students ,working hard at their lessons, ________the book.

　 ---So have I.

A. is reading　　 B. has read　　　 C. reading　　　　 D. reads

24. ________ is reported in the newspapers, a girl aged 10 has been confirmed as a bird flu case in southern China.

A. It　　　　　　 B. As　　　　　 C. That　　　　　 D. What

23.But for her mother’s sudden illness , she would never think of breaking this ________with you.

A. arrangement　　　 B. schedule　 C. appointment　　　 D. interview

22.At such a time of crisis, we must try to ________all differences and stick together.

A. set aside　 B. set back　　 C. set down　　　 D. set forth