经热喷涂的工件利用不同的耐蚀材料后有哪些性能?
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能促进胰岛素分泌的非磺酰脲类降血糖药物是()
A.格列美脲
B.米格列奈
C.盐酸二甲双胍
D.盐酸吡格列酮
E.米格列醇
第二节:完形填空(共20小题;每小题1.5分,满分30分)
阅读下面短文,掌握其大意,然后从16-35各题所给的四个选项(A、B、C和D)中,选出最佳选项。
I still remember the day I was driving to the supermarket I own. When I came out, I found a boy 16 my car with a brush. I went over and patted (拍) him 17 the shoulder, which surprised him very much. In no time he began to 18 at me, so I was sure he 19 some money. From the shoes he was wearing I could hardly imagine how 20 he was. So I offered him a $100 bill. To my great surprise, he 21 to take it. When I was wondering what he was doing, he said, “I was waiting here for 4 hours, waiting for you. Your 22 is so beautiful and I like it, but I don’t need that.” I knew he was mentioning the 23.
As he had refused the money, I offered to drive him around the town. The boy became so 24 that he got into the car at once, “Would you please drive me 25? It is only about 3 miles.” What the boy wanted to do was to show off to his friends and his family.
26 I stopped, he jumped out and ran into an old building, telling me to wait there for some time. Very soon he came out, saying to a little girl on his back, “Look at this beautiful car. I will buy you 27 some day.”
I noticed his sister had a pale (苍白的) face. 28, her legs were too thin, and she was unable to 29.
After that day I went to his home several times. And I got to know more about him and his 30. Poor as they were, the boy 31 refused my money, and said, “I can 32 money by myself, thank you.”
Soon I 33 my manager of the supermarket that a boy would go to 34 here the next day.
No matter how poor we are, we would 35 give in (屈服) to ourselves.
16. A. repairing B. cleaning C. fixing D. hitting
17. A. over B. off C. in D. on
18. A. shout B. cry C. smile D. throw
19. A. lost B. got C. received D. needed
20. A. rich B. poor C. handsome D. brave
21. A. begged B. agreed C. allowed D. refused
22. A. car B. shoes C. suitcase D. clothes
23. A. box B. wheel C. paper D. bill
24. A. unhappy B. scared C. excited D. unfriendly
25. A. yard B. office C. school D. home
26. A. As soon as B. As long as C. As well as D. So far as
27. A. one B. it C. this D. that
28. A. So B. However C. What’s worse D. In general
29. A. run B. jump C. climb D. walk
30. A. brother B. family C. friend D. boss
31. A. no longer B. at last C. at first D. once again
32. A. spend B. save C. make D. borrow
33. A. told B. asked C. answered D. warned
34. A. shop B. work C. sleep D. buy
35. A. always B. often C. ever D. never
将28克不纯的铁(杂质不与酸反应)跟足量的硫酸充分反应,反应后收集到0.9克氢气,求该不纯的铁中杂质的质量分数.
Three wishes
A man and his wife were very poor. They kept hoping for new clothes and good food. The man enjoyed eating, and he especially liked cakes. One night an old woman came to their house and told them she would let them have three wishes. They could wish for anything they wanted.
The man had just finished eating a piece of bread for his dinner, but he was still hungry. He said, “I wish I had a big cake!”
Suddenly a cake appeared on his plate.
“You fool!” His wife cried. “You could have wished for a house full of wonderful food, but you wished for a cake. I wish that cake was on the end of your foolish nose! ”
Immediately the cake stuck to the end of his nose.
Then the man and his wife started blaming each other. “It’s your fault!” she man cried. “No, it’s your fault!” she answered. What could they do? The cake was still stuck to the husband’s nose.
“Oh!” the wife cried. “I wish none of this had ever happened!”
Immediately the cake was gone, and the man was saying, “I’m still hungry. How I wish I had some cakes! ”
But of course nothing happened.
小题1:. The man quarreled with his wife because ___.
A.he always enjoyed eating
B.his wife hoped that he asked for a house
C.the cake stuck to the end of his nose according to his wife’s wish.
D.he didn’t want anything except cakes小题2:The wrong statement of the following is ___.
A.the man made his wishes before dinner
B.the wife made two wishes, which worked
C.the wife wanted her husband to wish for more than a big cake
D.the man wished that the cake were not on his nose小题3:Why did the old woman not satisfy the man’s wish when he said he was still hungry and wanted some cakes?
A.Because the old lady was angry with them
B.Because this was the fourth wish.
C.Because the man had made this wish before.
D.Because the cake had been gone.
对建筑物的年空调耗冷量指标进行检测时,受检建筑物的室内计算温度为()。
A、16°C
B、18°C
C、20°C
D、26°C