68.（单选题）______ they are faced with is ______ they should continue the work or not.

60.（填空题）We all felt excited when China-succeeded in （launch）______its first manned spaceship.

59.（填空题）I am sure the secretary who has just been hired will prove to be an efficient （employ）______.

58.（填空题）（impress）________by the young man’s good qualifications, they offered him a job in their firm.

57.（填空题）If he had taken his lawyer’s advice, he （save）_______himself a great deal of trouble.

56.（填空题）I’m afraid there is not much （differ）____________ in their points of view.

55.（填空题）The nurse told the visitors（not speak）_________so loudly as to disturb the patients.

54.（填空题）By the end of next month, we （find）___________a good solution to technical problem.

53.（填空题）The manager was （entire）__________unaware of the trouble with the heating system in the hotel until this week.

52.（填空题）The boy passed the finial examsx.But if he had spent morn time on them, the results（be）____ much better.

51.（填空题）The father wants to know why his son （question）____by the police last week .