73.A. How many people are there in the country?

　 B. ______________ the ______________ of the country?

72.A. Cab I help you?

　 　B. ________ can I ________ __________ you?

71.A. What does his uncle do?

　 B. ___________ his uncle?

　 C. What’s his ____________ ____________?

e.g.　 What’s wrong with your mother?

　　　 = What’s the matter with your mother?

Exercises:

70.A. What subject do you like best?

　 B. ___________ your ____________ subject?

69.A. That he didn’t come worries us all.

　 B. _______ worries all of us _________ he didn’t come

e.g. 　Talking to you is nice.

　　 = It’s nice talking to you.

Exercises:

68.A. To learn English well is not easy.

　 B. _________ _________ easy _________ learn English well.

67.A. Be more careful, and you can get better grades next time.

　 B. _______ you _________ more careful, you can get better grades next time.

e.g. 　If you run a little faster, you’ll catch up with your classmates.

　　　 = Run faster, and you’ll catch up with your classmates.

　 此类题目要注意句子的肯定与否定，正确使用and 和or。

Exercises:

66.A. Hurry up, or you’ll be late for school.

　 B. _______ you _________ hurry up, you won’t get to school ________ _________.

65.This story isn’t as interesting as that one.

　 B. This story is __________ interesting than that one.

　 　C. That story is __________ interesting than this story.

64.A. The Changjiang River is the longest of all the rivers in China.

　 　B. The Changjinag River is _________ than ___________ _________ river in China.