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Answer 1

66.We don't know what will happen tomorrow
67.If it doesn't rain tomorrow, we'll go fishing
68.Wearing a red hat of little girl is my sister
69.He is so arrogant that no one is willing to make friends with him
70.Only in this way can you solve this problem
71.下礼拜天将会有个生日派对
72.她昨天没有去学校因为她得了严重的感冒
73.据说他以前是个富有的商人
74.随着国际交流的发展，学习英语变得越来越重要。因此，在中国，许多孩子在很早的年纪开始学习英语但是很多人都没有好好用它。

Answer 2