问题
选择题
有一闹钟正在响铃，将闹钟用泡沫塑料垫起，使其响铃声音减弱，这是 [ ]
A． 在发声处减弱噪声
B． 阻断噪声的传播途径
C． 在人耳处减弱噪声
D． 为了使闹钟的使用寿命延长
答案
答案：A
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有一闹钟正在响铃，将闹钟用泡沫塑料垫起，使其响铃声音减弱，这是 [ ]
A． 在发声处减弱噪声
B． 阻断噪声的传播途径
C． 在人耳处减弱噪声
D． 为了使闹钟的使用寿命延长
答案：A
There was a little boy who got angry easily. His father gave him a bag of nails(钉子) and told him that every 16 he got angry, to drive a nail into the back wall. The first day the boy had 17 37 nails into the wall. Then he put fewer and fewer nails. He found it was 18 to be not angry than to drive those 19 into the wall. Finally the day came when the boy didn't get 20 at all. He told his father about it and the father suggested that the boy now pull out one nail for each day that he was able to be not angry. The days 21 and the young boy was finally able to tell his father that 22 nails were gone. The father took his son by the hand and led him to the 23 . He said, "You have done 24 , my son, but look at the holes in the wall. The wall will 25 be the same. When you say things 26 , they leave a scar(伤疤) just like this one. You 27 put a knife in a man and draw it out. It won't matter 28 you say I'm sorry, the wound（伤口） is still there. A mental hurt is as bad as a physical one. Friends are a very rare jewel, indeed. They make you 29 and encourage you to succeed. They lend an ear, they share a word of praise, and they always 30 to open their hearts to us.
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