31. We’re looking forward to the holidays when we’ll be travelling ______ camels ______ the Sahara Desert.

　　　 A. by; across　　　　 B. by ; through　　　　　　 C. on ; over　　　　　 D. on; through

30. Mc Grady says he doesn’t care about Yao Ming getting 30 or 40 points and he just gets 15, ______ Houston Rocket wins.

A. unless　　　　 　　　 B. though　　　　　　　　　　　　　 C. as long as　　　　 D. as far as

29. AIDS and SARS may have made the headlines, but rabies (狂犬病) is now _____ killer than both.

A. a bigger　　 　　　　　　 B. big　　　　　　　　　　　　　 C. bigger　　　　　　　　　　 D. the biggest

28. How can I make sure my feet ______, Doctor Li?

　　　 A. don’t smell　　　　　　　 B. aren’t smelt　　　　　　　　　　 C. haven’t smelt　 D. won’t be smelt

27. What! ________ to go there with _______?　 No!

　 　 A. I; him　　　　　　　　　　 B. I; he　　　　　　　　　　　　 C. Me ; him　　　　　 D. Me; himself

26. The international agreement, ______ to encourage children not to smoke and help people kick the habit, was signed on February 27.

　 A. intended　　　　　　 B. being intended　　　　 C. intending　　　　 D. to intend

25. ― Why ______ you stay in the countryside, where it’s not convenient to go shopping?

―But I’ve found it rather valuable for my health.

A. can　　　　　　　　　 B. must　　　　　　　　　　　 C. may 　　　　　　 D. shall

24．The view ____ many scientists hold is ____ too much emission of carbon dioxide is destructive.

　　　 A．what; that　 　　　 B．that; which 　　 C．that; that　　　　　　 D．which; which

23．_____ this afternoon, you would have to come again next week.

　　　 A．The boss were not to return　　　　 B．The boss didn’t return

　　　 C．Didn’t the boss return　　　　 　　　 D．Were the boss not to return

22．It is reported that some wild animals were found_______ in a big cave in the mountain.　　

　　　 A．to hide dead　 B．hidden dead 　　 C．hiding dead 　　　 D．hidden death