问题
选择题
下列说法正确的是[ ]
A．有两边相等的平行四边形是菱形
B．有一个角是直角的四边形是矩形
C．四个角相等的菱形是正方形
D．任何正多边形都可以密铺
答案
答案：C
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下列说法正确的是[ ]
A．有两边相等的平行四边形是菱形
B．有一个角是直角的四边形是矩形
C．四个角相等的菱形是正方形
D．任何正多边形都可以密铺
答案：C
完形填空  Once, in a small village, lived a family with eight children. Two of the children loved 1 very much, but the family was so poor that it was impossible to send 2 of them to study at the art college at the same time. After many discussions, the two boys finally 3 a plan. They would toss(抛) a coin. The loser would go 4 into the mines (煤矿) and, with his earnings(赚得的钱), 5 his brother studying at the college. Then, when the brother who won the toss finished his studies, after four years, he would support the other brother studying at the 6 James won the toss and Jack went down into the mines. James worked with all his heart and his paintings were much 7 than those of most of his teachers, and by the time he 8 , he was beginning to make a lot of money for his paintings. 9 James returned, the family held a big dinner for his great success. Soon after the meal began, James 10 up from his seat to drink a toast (举杯祝酒) to his dear 11 He said, "Jack, now you can go to the art college and your 12 will come true. I will take care of you. " But Jack said 13 , "Brother, the four years in the mines has done too much to my hands, so it’s too 14 Now I can’t even hold a glass. " To show his great love and respect, James drew his brother' s hands with 15 towards the sky. He called his drawing "The Praying Hands", which became very famous years later.
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