56.　 You look not a bit older than you did five years ago. How do you _________ so young?

A. change　　　　 B. grow　　　　　 C. become　　　　　　 D. stay

55.　 Delia is going to join us, _________ was agreed the day before yesterday.

A. it　　　　　　　　 B. that　　　　　　　　　 C. what　　　　　　　　 D. as

54.　 When their first child was born, they ________ for 3 years.

A. had married　　　　 B. got married　　　　　　　 C. had been married　　　　　　 D. had got married

53.　 ---_______ will we have to go?

---Just one mile. Keep walking.

A. How long　　　　　 B. How far　　　　　　 C. How many longer　　　　　　 D. How much farther

52.　 This computer center is ________ larger than that one in the area.

A. one sixth　　　　　　 B. four nineths　　　　　　　 C. fives sixes　　　　 D. two third

51.　 Was it in 1969 ________ the American astronauts succeeded _________ landing on the moon?

A. when…on　　　　　 B. that…on　　　　　　 C. when…in　　　　　 D. that…in

50.　 He is lying in bed, his eyes looking at the ceiling and his hands ________ behind his head.

A. crossing　　　　　　 B. crossed　　　　　　　 C. to cross　　　　　　 D. putting

49.　 ---Isn’t it about the time you ___________ to do morning exercises?

---Yes, it is. Would you like to join us?

A. begin　　　　　 B. began　　　　 C. have begun　　　　 D. will begin

48.　 ---Are you going to the football game?

---No, the tickets are ________ expensive for me.

A. very much　　　　　 B. highly　　　　 C. so much　　　　　　 D. far too

47.　 I have no idea what ________ while I was asleep.

A. has happened　　　 B. was happened　　 C. happened　　　　　 D. had happened