72.（单选题）______will take her place hasn’t been decided.

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 .

50.（填空题）I cannot go shopping with you because I have an （appoint）____with my dentist this afternoon.

49.（填空题）The policemen （tell）____not to take any action until they received further order.

48.（填空题）Before the flight takes off, all passengers are asked to （fast）____their seat belts.

47.（填空题）The children （play）____ the violin over there will go on the stage next week.