下列说法正确的是（ ）
A．两数之和大于或等于任何一个加数
B．两数之差小于或等于被减数
C．如果两个数的商为-1，则这两个数互为相反数
D．两数和的绝对值等于它们绝对值的和
A、两负数的和小于任何一个加数，故本选项错误．
B、减去一个负数，差大于被减数，故本选项错误．
C、如果两个数的商为-1，则这两个数互为相反数．故本选项正确．
D、如果是一个正数和一个负数的话，两数和的绝对值不等于它们绝对值的和．
故选C．
One night , a poor young artist stood at the gate of the subway station, _____ his violin . Some passers-by（行人） slowed down their paces and put some money into the hat of the young man. The next day the young artist came to the same place. Different from the day before, he took out a large piece of paper and _____ it on the ground and put some stones on it . Then he began playing. Before long , many people were attracted by the words on that paper which said, “ Last night a gentleman ______George Sang put an important thing into my hat by mistake. Please come to claim（认领）it soon.” A middle-aged man ran there _____ and rushed through the crowd to the violinist and grabbed （抓住）his shoulders and said, “ Yes, it is you. You did come here. I knew that you are an( a ) _____ man and would certainly come here.” The story turned out to be this: George Sang bought a lottery ticket a few days ago. The award opened yesterday and he won a prize of 5000,000 dollars. _______ his way home, he took _____ 50 dollars and put it in the violinist’s hat. However, the lottery ticket was also thrown in . The violinist was a student at an Arts College . He had booked the ticket to flight and came back to ____ he was given the lottery ticket. Later someone asked the violinist _____ he didn’t take the lottery ticket for himself. The violinist said, “ Although I don’t have much money, I live happily. _____ if I lose honesty, I won’t feel happy forever.”
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