题目

求下图中阴影部分的周长 答案：【答案】268.4厘米【解析】略　　Under her bed, Mrs. Chang kept a box containing some jewellery which had belonged to her mother. The jewellery was the only   1   thing she had, and she always said she would keep it and only sell it for a very important reason. Well, this was an important reason, wasn't it? She said nothing to Mary,    2   went secretly into the city and sold the jewellery for $ 2,750. Over half the money! But where could she   3   the other half?     During the next few months, Mrs. Chang was always busy. She went out four mornings a week and   4   other people's houses. She   5   until late in the night and sewed dresses and trousers for the people in the village. She embroidered (绣)colorful birds and flowers on a piece of silk for the   6  who came through the village.    7   , her pile of money under her bed began to   8   . Mary noticed that her mother was very   9  , but her mother just said,  “I want to have some new clothes for your   10    I'll need to buy cloth. And I want to be able to   11   you another good present.”     By June, Mrs. Chang had $4,250 under her bed.  She went to a relative in Yuen Long, who had a small business. “Tsun Man,” she said. “I badly   12   $750.” Her relative was   13   . Mrs. Chang had   14   asked anyone for money before. But he lent her the money.     Mrs. Chang   15   her best clothes, went to the city and   16   a return ticket from London to Hong Kong. After putting it in a nice  17  , she began to write   18   address on it and posted it. “What a surprise this will be for David.” She said to   19   “How happy he will be! And how happy Mary will be too, to   20   her brother with her on her wedding day.” 1. A. valuable 　　   　　  B. beautiful  　　　　 C. interesting 　　     D. wonderful 2. A. or   　　 　　　　  B. but  　　  　　　　 C. so   　　   　　   D. however 3. A. get 　　   　　　　　　  B. borrow 　　　　 C. make    　　   D. bring 4. A. searched      　　  B. entered   　　　　 C. cleaned  　　   D. washed 5. A. stayed up     　　  B. kept up   　　　　 C. made up 　　   D. dressed up 6. A. neighbors 　　 　　  B. tourists　　 　　 C. relatives  　　      D. friends 7. A. Gradually     　　  B. Frequently    　　 C. Probably          D. Immediately 8. A. reduce  　　   　　　　  B. appear    　　　　 C. disappear　　    D. grow 9. A. worried          &n
?bsp;  B. busy     　　　　 C. angry　　　　   D. content 10. A. wedding   　　  B. birthday 　　   　　　　 C. family     　　 D. work 11. A. give     　　　　  B. send     　　　　 C. buy　　 　　   D. mail 12. A. lose   　　　　  B. owe     　　　　 C. need      　　   D. earn 13. A. surprised    　　  B. frightened     　　 C. hurt    　　　　    D. disappointed 14. A. always       　　  B. usually    　　　　 C. never 　　  　　   D. sometimes 15. A. picked up   　　     B. had on  　　　　 C. took off   　　   D. put on 16. A. bought  　　 　　  B. sent    　　　　 C. took    　　　　    D. carried 17. A. envelope 　　 　　  B. box　　 　　   　　 C. package　　　　 D. bag 18. A. mother's     　　  B. brother's  　　 　　 C. Mary's　　　　  D. David's 19. A. him   　　　　  B. them   　　　　 C. herself    　　   D. her 20. A. have　　　　　　 B. invite　　　　    C. take　　　　    D. leave