71. current

　　A cold current of air came in when the door was opened. 门打开时进来了一股冷风。Nothing disturbs the peaceful current of her life. 在她平静的生活中，没有任何的骚扰。

　　72. curve

　　The driver of a car should not take curves at high speed. 汽车驾驶人不应在高速下转弯。

　　73. damage

　　The insurance company will pay for the damage to my car. 保险公司将赔偿我的汽车所受的损害。

　　What‘s the damage？ （What’s the cost？）（口语）值多少钱？

　　74. danger

　　He has been very ill， but the doctors say that he is now out of danger. 他的病一直很严重，但医生们说他现已脱离险境。

　　That man is a danger to society. 那个人对于社会是个危险人物。

　　75. daughter

　　He has a lovely daughter. 他有一个可爱的女儿。

　　76. day

　　We travelled day and night without stopping. 我们日夜不停的旅行。

　　He‘s eighty if he’s a day！ 他至少八十岁了。

　　She was a beauty in her day. 她年轻时是个美人。

　　77. death

　　His mother‘s death was a great blow to him. 他母亲的去世对他是一大打击。

　　78. debt

　　It‘s much easier to get into debt than to get out of debt. 欠债容易偿债难。

　　79. decision

　　Have they reached/come to/arrived at/taken/made a decision yet？ 他们是否已有所决定了？

　　80. degree

　　He was not in the slightest degree interested. 他丝毫不感兴趣。