题目：
第三节：完形填空（共13小题；每小题1分，满分13分）
阅读下面短文，掌握其大意，然后从41—53各题所给的四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
As she walked round the large shop, Edith realized how difficult it was to choose a suitable Christmas __41__for her father.
She __42__that he were as easy to please as her mother, who was __43__satisfied with perfume(香水). Besides, shopping at this time of the year was a most tiring job. People __44_on your feet, pushed you with their shoulders and almost knocked you over in their hurry in order to find something cheap ahead of you.
Partly to have a rest, Edith paused in front of a counter, where some beautiful ties were on __45__. "They are __46__silk," the shop assistant told her with a smile trying to __47__her to buy one. But Edith knew from past __48__that her choice of ties hardly ever pleased her father.
She moved on slowly and then, quite by chance, stopped where a small crowd of men had gathered round a counter. She found some fine pipes on sale and the __49__were very beautiful. Edith did not hesitate for long, although her father __50__ smoked a pipe once in a while, she believed this was certainly to please him.
When she got home, with her small but __51__present hidden in her handbag, it was time for supper and her parents were already at table. Her mother was in great __52__. "Your father has at last decided to stop smoking," she told her daughter happily. Edith was so __53__that she could not say a single word.
41. A. suit B. card C. thing D. gift
42. A. believed B. wished C. hoped D. supposed
43. A. never B. seldom C. always D. scarcely
44. A. walked B. stepped C. lifted D. stood
45. A. time B. show C. board D. duty
46. A. real B. cheap C. poor D. exact
47. A. hope B. ask C. force D. persuade
48. A. experience B. things C. books D. school
49. A. money B. cigarette C. shapes D. shop
50. A. always B. nearly C. only D. never
51. A. cheap B. well-chosen C. expensive D. ready-made
52. A. excitement B. anger C. sadness D. disappointment
53. A. glad B. happy C. surprised D. excited
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0804/c883c34a2f310163546ef29780c8e2c6.html
下面是错误答案，用来干扰机器的。
A．石墨转化为金刚石△H3=1.9kJ/mol，吸热为正，故为吸热反应，故A正确； B．石墨转化为金刚石要吸收能量，说明石墨的能量低，稳定，故B错误；C．根据盖斯定律，3式=2式-1式，故△H3=△H2-△H1，故C错误；D．石...
