255.Hw went swimming on a hot day, ________.

A. only to be drowned　　　 B. so as to be drowned

C. in order to be drowned　　 D. so that he could be drowned

254.Only in this way, directed by the teacher, ______work out the problem the day before.

A. had they　 B. they could　　 C. could they　　 D. did they

253.Jack is the ______- child in the family; he wants to have a brother.

A. one　　 B. single　 C. only　　 D. separate

252.As we all know, two thirds of the earth’s surface is water, ___ a lot of fish.

A. provided　　 b. providing　 C. which provides　 D. it provides

251.More than one girl _____, as we expect.

A. has come　 B. had come　　 C. came　　 D. have come

250.– How much did you pay for that?

--- I paid _____ that you paid.

A. half the money　 B. half　　 C. the halves　　 D. a half

249. Phoenix is a very nice city with plants and flowers ___the year round.

A. grown　　 B. planted　　 C. planting　　 D. growing

248.Remember, when you _____your work, you might go out and play.

A. finished　　 B. will finish　 C. have finished　 D. had finished

247.I was about to leave the house ____the telephone rang.

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

246.He is always the first ______ and last ___________.

A. to come; to leave　　　　　 B. coming; leaving

C. to come; leaving　　　　　 D. coming; to leave