3. I don’t know ____ to deal with such matter. 我不知道如何处理这类问题。

86. The cause of the fire was carelessness. 引起火灾的原因是粗心。

85. He stopped smoking. 他不吸烟了。

84. When are you going to get your hair cut? 你打算什么时候理发?

83. He has the habit of making notes while reading. 他有一边阅读一边记笔记的习惯。

82. She is used to living in the countryside. 她习惯了住在乡下。

81. She likes Mike a lot, but she doesn't want to get married so early.
她很喜欢迈克,但是她不想这么早的结婚。

80. Travel broadens the mind. 旅游开阔了思维。

79. Open the window and let the fresh air in. 打开窗户,让新鲜的空气进来。

78. I look forward to hearing from you. 我期待着收到你的来信。

77. He keeps looking at himself in the mirror. 他一直看着镜子中的自己。