71. To be careful! 一定要小心!
72. Do me a favor? 帮个忙，好吗?
73. Help yourself. 别客气。
74. I‘m on a diet. 我在节食。
75. Keep in Touch. 保持联络。
76. Time is money. 时间就是金钱。
77. Who‘s calling? 是哪一位?
78. You did right. 你做得对。
79. You set me up! 你出卖我!
80. Can I help you? 我能帮你吗?
