大学英语四级考试真题与答案解析共三套Word格式文档下载.docx

1、 Please contact me at * or by 12345678 if you are interested.【解析】“half price”意思为“半价”；“yield twice the result with half the effort”意思为“事半功倍”。Part Listening ComprehensionSection A In this section, you will hear three news reports. At the end of each news report, you will hear two or three questions. B

2、oth the news report and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A）, B）, C） and D）. Then mark the corresponding letter on Answer Sheet 1 with a single line through the centre.Questions 1 and 2 are based on the new

3、s report you have just heard.1. A） The man in the car was absent-minded.B） The test driver made a wrong judgement.C） The self-driving system was faulty.D） The car was moving at a fast speed.【答案】B【解析】由“our test driver believed the bus was going to slow or stop to allow us to merge into the traffic, a

4、nd that there would be sufficient space to do that.”可知，答案为B。2. A） They have done better than conventional cars.B） They have caused several severe crashes.C） They have posed a threat to other drivers.D） They have generally done quite well.【答案】D【解析】由“The companys self-driving cars have done well over

5、a million miles across various states in the US, and until now have only reported minor accidents.”可知，答案为D。听力原文：One of Googles self-driving cars crashed into a bus in California last month. There were no injuries. It is not the first time one of Googles famed self-driving cars has been involved in a

6、 crash, but it may be the first time it has caused one. On February 14th the self-driving car, travelling at 2mph （3km/h）, pulled out in front of a public bus going 15mph （24km/h）. The man in the Google vehicle reported that he assumed the bus would slow down to let the car out, and so he did not sw

7、itch to the manual mode.In a statement, Google said: We clearly bear some responsibility, because if our car hadnt moved, there wouldnt have been a crash.“ That said, our test driver believed the bus was going to slow or stop to allow us to merge into the traffic, and that there would be sufficient

8、space to do that. “The companys self-driving cars have done well over a million miles across various states in the US, and until now have only reported minor accidents.Questions 3 and 4 are based on the news report you have just heard.3. A） He works at a national park.B） He is a queen been specialis

9、t.C） He removed the Beyond from the boot.D） He drove the bees away from his car.【答案】A【解析】由“Tom Moses who works at a nearby national park”可知，答案为A。4. A） They were looking after the queen.B） They were making a lot of noise.C） They were looking for a new box to live in.D） They were dancing in a unique w

10、ay.【解析】由“They were very close together and there was a lot of noise and movements”可知，答案为B。Thousands of bees left a town after landing on the back of a car when their queen got stuck in its boot. Tom Moses who works at a nearby national park, noticed a “brown patch” on the back of the car after the o

11、wner parked it to do some shopping. When he looked closer he realized it was a huge group of bees. Moses said: “I have never seen that many bees in one spot. It was very unusual. They were very close together and there was a lot of noise and movements, it was interesting to seesuch a strange sight.

12、But there were a lot of people around and I was a bit worried about the bees and the people stopping to look. I thought that someone might do something stupid. Moses called two local bees specialists who helped removed the bees by attracting them into a box. Moses spent three hours looking after the

13、 bees and was stung five times, he said my stings are a bit painful but I am pleased that all worked out and I could help, people need to realize that bees are valuable and they should be looked after.Questions 5 to 7 are based on the news report you have just heard.5. A） The discovery of a new spec

14、ies of snake.B） The second trip to a small remote island.C） The finding of 2 new species of frog.D） The latest test on a rare animal species.【解析】由“A new species of snake has been discovered on a remote island in the Bahamas”可知，答案为A。6. A） A poisonous snake attacked him on his field trip.B） He discove

15、red a rare fog on a deserted island.C） A snake crawled onto his head in his sleep.D） He fell from a tall palm tree by accident.【答案】C【解析】由“One of the creatures made a dramatic appearance by moving on to the head of the team leader as he slept.”可知，答案为C。7. A） From its genes. B） From its length.C） From

16、its origin. D） From its colour.【解析】由“because it is metallic colored and the first specimen found was climbing a silver palm”可知，答案为D。A new species of snake has been discovered on a remote island in the Bahamas. Scientists identified 20 of the one meter-long snakes during two trips to the Caribbean is

17、lands. The second trip was made in October last year. One of the creatures made a dramatic appearance by moving on to the head of the team leader as he slept. The snake has been named silver Boa because it is metallic colored and the first specimen found was climbing a silver palmtree. The team was

18、led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.Commenting on the find, snake expert Robert Henderson from the Museum of Natural History, said: “Worldwide new species of frog

19、s are being discovered and described quite regularly. New species of snakes, however, are much rarer.Section B In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After

20、 you hear a question, you must choose the best answer from the four choices marked A）, B）, C） and D）. Then mark the corresponding letter on Answer Sheet 1 with a single line through the centre.Questions 8 to 11 are based on the conversation you have just heard.8. A） The security check takes time.B）

21、He has to check a lot of luggage.C） His flight is leaving in less than 2 hours.D） The airport is a long way from the hotel.【解析】由“My flight leaves in less than 2 hours. So, could you tell me, whats the quickest way to get there”可知，答案为C。9. A） In cash.B） By credit card.C） With a travelers check.D） With

22、 his smart phone.【解析】由“Ill pay with my credit card”可知，答案为B。10. A） Give him a receipt.B） Confirm his flight.C） Look after his luggage.D） Find a porter for him.【解析】由“But Ill need a receipt, so I can charge it to my company”可知，答案为A。11. A） Signing up for membership of S Hotel.B） Staying in the same hote

23、l next time he comes.C） Loading her luggage onto the airport shuttle.D） Posting a comment on the hotels webpage.【解析】由“Would you like to leave a comment on our web page when you have time”可知，答案为D。W: Did you enjoy your stay with us, Mr. Brown?M: Yes, very much. I had a wonderful time here. Now Im goin

24、g to the airport. My flight leaves in less than 2 hours. So, could you tell me, whats the quickest way to get there? Well, we can call a taxi for you. We also have a free airport shuttle service. That sounds great, but will the shuttle get me to the airport in time? Yes, it should. The next shuttle

25、leaves in 15 minutes.And it takes some 25 minutes to get to the airport. Fantastic! Ill just wait in the lobby. Will you please let me know when its leaving? Of course, sir. Now I would like to settle my mini-bar bill. How much is that? Lets see. It comes to $37.50. How would you like to pay for it?

26、ll pay with my credit card. Thanks. But Ill need a receipt, so I can charge it to my company. Absolutely! Here you are, sir. If you like, I can leave your bags with the porter. And he can load them onto the shuttle for you when it arrives. That would be great. Thank you. Would you like to leave a co

27、mment on our web page when you have time? Sure. I had a really good stay here, and Id like to recommend your hotel to my friends and colleagues. Thats very kind of you. Thank you again for staying at Sheraton Hotel.Questions 12 to 15 are based on the conversation you have just heard.12.A） He is the

28、only boy in his family.B） He becomes tearful in wind.C） He has stopped making terrible faces.D） He is his teachers favorite student.【解析】由“You know, Bens given up making those terrible faces he used to make.”可知，答案为C。13. A） Tell him to play in her backyard.B） Do something funny to amuse him.C） Give him some cherry stones to play with.D） Warn him of danger by makin