英语四级答案：2016年12月四级阅读答案

　Section A

　　26. E)challenges

　　27. J)Searched

　　28. D)categorizing

　　29. K)similarities

　　30. L)slightly

　　31 G)percentage

　　32 O)traditional

　　33. I)regardless

　　34. H)proving

　　35. M)suggests

　　Section B

　　36-40 IDJFB 41-45 HCKGE

　　36. It is possible for burglars to make jamming attacks with the necessary equipment and skill.

　　I

　　37. Interfering with a wireless security system is similar to interfering with a conversation.

　　D

　　38. A burglar has to continuously jam the wireless security device to avoid triggering the alarm, both inside and outside the house.

　　J

　　39. SimpliSafe provides devices that are able to distinguish incidental radio interference from targeted jamming attacks.

　　F

　　40. Only a very small proportion of burglaries are committed by technical means.

　　B

　　41. It is difficult to crack SimpliSafe as its system keeps changing.

　　H

　　42. Wireless devices will transmit signals so as to activate the alarm once something wrong is detected.

　　C

　　43. Different measures should be taken to protect one’s home from burglary in addition to the wireless security system.

　　K

　　44. SimpliSafe’s device can send a warning to the house owner’s cellphone.

　　G

　　45. Burglars can easily get a security device’s frequency by Internet search.

　　E

　　Section C

　　Passage One

　　46. What can we learn about Bill Perry from the passage?

　　B) He intends to get rid of tipping practice.

　　47. What is the main reason why the author hates tipping?

　　C) It forces the consumers to compensate the waiter.

　　48. Why do many people love tipping according to the author?

　　D) They can have some say in how much their servers earn.

　　49. What have some waiters come to realize according to a survey?

　　A) Service quality has little effect on tip size.

　　50. What does the author argue for in the passage?

　　D) Waiters should be paid by employers instead of customers.

　　Passage Two

　　51. What does the author, mainly discuss in the passage?

　　C) The impact of cheap oil on global economic growth

　　52. Why do some experts believe cheap oil will stimulate the global economy?

　　D) Consumers will spend their savings from cheap oil on other commodities

　　53. What happens in many oil-exporting countries when oil prices go down?

　　C) They use their money reserves to back up consumption.

　　54. How does Carl Weinberg view the current oil price plunge?

　　B) Its negative effects more than cancel cut its positive effects

　　55. Why haven’t falling oil prices boosted the global economy as they did before?

　　C) oil importers account for a larger portion of the global economy

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