四级听力答案 ?

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Section A?
1. C) Set up a mobile phone network on the moon.?
2. A) It is stable.?
3. B) No injuries were yet reported.?
4. B) Pull down the deserted shopping mall.
5. D) Insufficient potato supply.?
6. C) It is afraid of the spread of disease.?
7. A) Global warming. ?

Section B?
8. C) Dull?
9. D) she takes notes?
10. A) it keeps her mind active?
11. B) it helps her better remember what she learns.?
12. A) To spend her honeymoon.?
13. A) In memory of a princess.?
14. D) It has walls decorated with jewels.?
15. B) They are mostly crowded. ?

Section C?
16. C) They provide residents with the resources they need.?
17. B) By inspiring their creativity.?
18. D) Their number increased modestly.?
19. C) It is an unusual cross breed.?
20. A) They are as loyal as dogs.?
21. C) They shower with them?
22. D) Excited but somewhat sad.?
23. D) It starts the moment they are born.?
24. D) Set a good example for them to follow.?
25. B) Their home life. ?

四级阅读答案

选词填空
26. F damage?
27. B associated?
28. M sources?
29. D constant?
30. G described?
31. E control?
32. H equals?
33. K regularly ??
34. I exclusively?
35. O vehicles ?

匹配
36-40 DBGFI ?
41-45 FCJEG?
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36. More than half of the food Americans eat is factory-produced?
37. There is a special program that assigns doctors to give advice to shoppers in food stores. ?
38. There is growing evidence from research that food helps patients recover from various illnesses. ?
39. A healthy breakfast can be prepared quickly and easily. ?
40. Training a patient to prepare healthy food can change their life. ?
41. One food-as-medicine program not only prescribes food for treatment but teaches patientshow to cook it. ?
42. Scott is nat keen on cooking food herself thinking it would simply be a waste of time. ?
43. Diabetes patients are advised to eat more plant-based food ?
44. Using food as medicine is no novel idea but the movement is making headway these days. ?
45. Americans high rates of various illesses result from the way they eat.

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仔细阅读
46. How could california's drought crisis be solved according to some researchers? ?
B - By drawing water from the depths of the earth ?
47. What can be inferred about extracting water from deep aquifers??
B - It was not considered worth the expense ?
48. What is mentioned as a consequence of extracting water from deep underground??
A - The sinking of land surface ?
49. What does the author say about deep wells??
D - They provide a steady supply of freshwater ?
50. What may happen when deep aquiters are used as water sources??
C - The cost may go up due to desalination. ?
51. What does the author want to show with the example of AlphaGo's victory? D - Computers can become highly inelilence ?
52. What does the author 'mean by Al machines acting ethically??
C - They make sensible decisions when facing moral dilemmas.?
?53. What is said to be the bigger challenges facing humans in the AI age??
B - How to ensure that super- intllient AI machines act ethically. ?
54. What do we learn about Microsoft's 'chatbot' Taylor??
A - She could not distinguish good from bad. ?
55. What does Eric Schmidt think of artificial intlligence??
D - It will be here to stay whatever the outcome. ?

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四级翻译答案
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由于通信网络的快速发展,中国智能手机用户数量近年来以惊人度增长。这极大地改变了许多人的阅读方式。他们现在经常智能手机上看新闻和文章,而不买传统报刊。大量移动应用程序的开发使人们能用手机读小说和其他形式的文学作品。因此,纸质书籍的销售受到了影响。但调查显示,尽管能手机阅读市场稳步增长,超半数成年人仍喜欢读纸质书。

Owing to the rapid development of the communication network, the number of China ' s smart phone users has rocked, which has greatly changed many people ' s reading habit. ?They read news and articles more often on phones than on traditional newspapers. The large number of apps developed for mobile phones makes it possible for people to read novels and other literary works on phones, ?thus affecting the sale of paper / printed books. However, ?according to the survey, ?in spite of the steadily- growing mobile - reading market, over 50% of adults still prefer paper / printed books.?
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四级写作答案

Directions:?For this part, you are allowed 30 minutes to write a short essay on the challenges of living in a big city. You should write at least 120 words but no more than 180 words.?

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参考例文?

Nowadays, the majority of world population is living in urban areas. While many people associate city life with prosperity, urban dwellers actually have to experience various difficulties, including crime and environmental pollution. From my perspective, governments should use counter-urbanization as a measure to ease the aforementioned problems. ?One of the common issues with living in a city is crime. For a violent crime to occur, there must be a culprit and a victim. Furthermore, air pollution is also a prevalent issue in major cities. Surface transportation is the main source of greenhouse gas emissions, which cause breathing difficulties to the people. ?In my opinion, to tackle both the issues above, governments should promote the migration from urban areas to rural ones. As the population density of a metropolitan area is reduced, so do crimes and air pollution. ?