37.Few of them would stop working, 　　　　it was so hot and they were so thirsty.

A.because　　　　　 B.but　　　　　　 C.it　　　　　　 D.though

36.Nobody knows 　　　　to work yesterday.

A.why didn't he come　　　　　　　　 B.why he didn't come

C.why did he not come　　　　　　　 D.why he didn't came

35.Who is the lady with 　　　　you talked just now?

A.that　　　　　　 B.what　　　　　 C.whom　　　　　 D.whose

34.“Are you going to eat here 　　　　take it away?”asked the waiter.

A.or　　　　　　　 B.so　　　　　　 C.and　　　　　　 D.but

33.In the exam, the 　　　　you are, 　　　　mistakes you'll make.

A.careful, little　　　　　　　　　 B.more careful, less

C.careful, few　　　　　　　　　　　 D.more careful, the fewer

32.I was 8 years old when my father was 31. This year my father is twice my age. How old am I?

A.21　　　 　　　　　B.22　　　　　　 C.23　　　　　　 D.24

31.These pictures 　　　　when we took a trip to Mount Tai.

A.took　　　　　　 B.were taken　　 C.will take　　 D.will be taken

30.Have a glass of water, please. You 　　　　be thirsty after a long walk.

A.should　　　　　 B.must　　　　　　　　　　 D.have to

29.－Whose book is this? Is it Tom's?

　　 －No, it's 　　　. And 　　　　is on the desk.

A.mine, his　　　　 B.I, he　　　　　 C.my, his　　 D.me, him

28.A group of 　　　　are eating 　　　　and 　　　　at the foot of the hill.

A.sheepes, grasses, leaves　　　　　 B.sheep, grass, leaf

C.sheeps, grass, leafs　　　　　　　 D.sheep, grass, leaves