5.The child stood at the gate, _____his mother _____ him______.

A. waited for; to pick ; up　 B. waiting for; to pick ; /

C. waiting for; to pick; /　　 D. waiting for; to pick; up

4. I don’t doubt ______ the conference about the world population will be success one.

A. whether　 B. that　　 C. if　　 D. what

3.Thomas Hardy is novelist, and a poet_____.

A. as well as　 B. as well　　 C. but also　　 D. also

2.That was the last happy moment_____ they have had.

A. that　　 B. which　　 C.　 when　 D. where

1. Is this the reason_____ in the report for her success in the job?

A. she explained　　　　 B. what she explained　

C. how she explained　　 D. why she explained

50. No one in the department but Tom and I _______ that the director is going to resign.

A. knows　 　　　　　B. know　　 　　　C. have known　　　 D. am to know

49. All the employees except the manager______to work online at home.　

A. encourages　　 　　B. encourage　　 　　C. is encouraged　　 D. are encouraged

48. She has set a new record, that is, the sales of her latest book ____ 50 million.　

A．have reached　　　 　 B．has reached　 　　 C．are reaching　　 　 D．had reached

47. The teacher, with 6 girls and 8 boys of her class, ______ visiting a museum when the earthquake struck.　

A was　　　 　　　　　　　 B were　　　　 　　　 C had been　　 　　　 D would be

46. I ____ pay Tracy a visit, but I am not sure whether I will have time this Sunday.

　　　 A. should　　　 　　　 B. might　　　 　　　　 C. would　　　　　 D. could