64. 大多数人相信因特网的益处多于问题。

27.I have no choice but_his invitation.

37.Who will most probably take care of the middle-aged Americans when they need care themselves ？

17.I was very tired.Otherwise, I_ the theatre with you for the new film.

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38.All caregivers believe that they_.

21.Where do you normally have your hair_？

32.He apologized_having to leave so early.

28.We had the machine_just now.

61. 中国的丝绸产品比世界上任何其他国家都要多。

25._more time, she would certainly have done it much better.

62. 不论她如何说 , 我也不相信这个消息。