35.-How soon do you think the economy will recover?　 -________?

A. What for　　　 B. Who knows　　　 C. Why not　　　　 D. How come

34. With few people _______ pigs, the price of pork ______.

A. rising; rises　　　 B. raising; raises　　　 C. rising; raises　　　　 D. raising; rises

33.-Here’s the key to my car.　-Thanks, but I must know where you ______ it.

A. will park　　　　 B. park　　　　 　　C. had parked　　　　 　D. parked

32. Come and see me whenever 　　　.

　 　 A. you are convenient　　　　　　　　　 B. you will be convenient

　 C. it is convenient to you　　　　　　　 　D. it will be convenient

31. It’s the same in China-many people, some ______ are not overweight at all, are always going

on diets or taking weight-loss pills, ______ are often dangerous.

A. whose; which　 B. of which; who　　 C. of whom; which 　　　　　　　　　 D. who; that