51.We living in age _______many are done on computer.

A.　 which　 B. that　 C. whose　 D. when

49.The journey around the took the old sailor nine months, _____the sailing time was 226 days.

　　 A. of which　 B. during which

　　 C. from which D for which

( ) 50There were dirty marks on her trousers_____she had wiped her hands.

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

48._____is often the case, we have worked out the production plan .

A.　 Which　 B When C. What　 D. As

47.The factory produces half a million pairs of shoes every year,80%____are sold abroad.

A.　 of which　 B which of　 C. of them D. of that

46.What surprised me was what he said but ____he said it .

A.　 the way　 B in the way that

C. in the way D. the way which

45. I think Father would like to know _____I’ve been up to so far ,so I decide to send him him a quick note.

A.　 which　 B why C what　 D. how

44.I work in a business _____almost everyone is waiting for a great chance.

A.　 how　 B. which　 C. where　 D. that

43.Anyway ,that evening,_____I’ll tell you more about later ,ended up staying at Bachel’s place .

　 A. when　 B. where　 C. what　 D which

42.A story goes _____Elicabeth I of England liked nothing more than being sur –rounded by clever and qualified noblemen at court.

A.　 when　 B. where　 C. what　 D. that

41.After Yang Liwei succeeded in cireling the earth, ______our astuonauts desire to do is walk in space .

　 A, where　 B. what　 C. that　 D. how