32. We were about to go out for a walk ________ it began to rain.

　 A. while　　　　 B. before　　　 C. as　　　　 D. when

31. _____everyone is free now , we will begin our trip soon.

　 A. That　　 　　　B. Now that　　 　C. In that　　　 D. Since that

30. Last night Li Ping watched the football match at my home, so he 　　　　in his office.

needn’t have worked　　　　　 　　　B. mustn’t haven’t worked

C. shouldn’t have worked　　　　　　　 D. couldn’t have worked

29. 　　　　　it rains tomorrow, we’ll start out.

If　　　　　 B. As if　　　　　 C. Even if　　　　　 D. Even

28. All the students took part in the arts festival, _________.

A. include some teachers　　　 B. some teachers included

C. some teachers including　　 D. some including teachers

27. Jack doesn’t like math, _______.

A. So do I　　　 　　B. So am I　　 C. Nor do I　　 D. So it is with me

26. The nurse stood by the bed, ______ the sick girl.

A. looking after　　 B. looking for　　　 C. looked after　　 D. looked for

25. I don’t know ____to do with the naught boy..

A. why　　　 　　　B. where　 　　　　C. what　 　　　　D. which

24. If you want to go to the park , I will take you there by my car____.

A. of free　　　 　　B. for free　　　　 C. free in charge　　 D. on free

23. The reason ____he missed this class is clear now.

　　 A. which　　 　　　　　B. that　　 　　C. whom　　　 　D. why