61. 我爸爸过去经常开车上班。

My father                                   drive a car to work.

62. 他看起来很难过。让我们设法让他振作起来吧。

He looks very sad. Let's try to                                                   .

63. 昨天他们推迟会议了吗？

Did they                                   the meeting yesterday?

64. 请告诉我如何解答这道数学题。

Please tell me how to                                   the math problem.

65. 大多数的外国游客对中国的传统文化感兴趣。

Most foreign visitors                                                    Chinese traditional culture.