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programs used to look at big data and understand it are written by people. People think a certain way. Because they think a certain way, they build a model of those ideas. These ideas are then used to look at the data. Sometimes, these ideas are helpful for people or businesses. Other times, bad ideas can cause problems for certain groups of people.

27. This reading is about ___________________. A. what big data is and how it is used B. what schools and hospitals people like C. where important data is collected and stored

D. how big data is controlled by governments and companies

28. One company uses weather information to ______________________. A. help children in need

B. know when people will visit the hospital C. find out who tides the bus or train

D. understand when people will need ice cream

29. The main idea of Paragraph 3 is _____________________. A. big data can be used for good reasons B. we can use big data in a number of ways

C. big data can be used for both good and bad reasons D. we can use big data to prevent babies from getting sick

30. The overall tone (总基调) of this reading is _______________________. A. sad and personal C. informative but silly

【答案】27. A 28. D 29. C 30. D 【解析】

你了解大数据吗？大数据就是将很多信息放在一起，可以供计算机程序使用。短文中列举了很多使用大数据的方式，既有好的一些方面，也有不好的。 【27题详解】

主旨大意题。根据短文第一段的开头Big data(数据) is a lot of sets of information

B. personal and scientific D. scientific and informative

that are put together so they can be used by a computer program.和第二段的开头Big data can be used in many ways可知，这篇短文给我们讲述了“什么是大数据”以及“大数据的使用”，故A选项最符合文意，选A。 【28题详解】

细节理解题。根据短文第二段最后一句话For example, one company uses weather data to see when people eat the most ice cream.可知，某公司使用天气数据来查看人们什么时候吃的冰淇淋最多。由此可知应选D。 【29题详解】

细节理解题。根据这一段的开头Big data can be used for good reasons.以及第四句话Big data can also be used for bad reasons.可知，这一段中介绍了大数据用于好的一面以及不好的一面，并各自举例说明。故C选项符合文意。 【30题详解】

推理判断题。这篇短文给我们介绍了什么是大数据以及大数据的使用方式，整篇文章科学、客观，并使用了许多例子进行解释，使读者更容易理解。因此整篇文章的基调是科学而又具有教育性的，故应选D。 五、湖州 三、阅读理解

A

Summer Culture \Welcome a student from France or Spain into your family! Host a student from Spain or France and experience his/her life and culture. Exchange students from Spain and France are looking for welcoming warm, fun and loving hosts who will share life and culture with them for a few weeks in June, July and August. Stays can be from 3 to 6 weeks. What to do with your exchange student Movies / Museums / Beach / Cooking / Baking / Community projects / Volunteering / Hanging out / Shopping / Disneyland/ anything you can think of. Requirements to host: Loving, active, outgoing family One stay-at home. Or part time host parent Teen in the home within 4 years of age of the exchange student Willing to take students to places or interest once a week (maybe visiting them next summer at their home countries) If you are interested and would like more information, please contact: Shirley Wentzell 909-918-6715 Email: Shirley@ uceus.com

16. Exchange students from France or Spain will possibly stay for ________ in host families. A. 10 days

B. 5 weeks

C. 2 months

D. 1 year

17. According to the passage, we can learn that ________________. A. exchange students will come back next summer B. exchange students have to cook dinner by themselves C. parents in a host family should have full-time jobs D. teens in host families can experience different cultures 18. The text above is probably a _____________. A. letter

B. notice

C. poster

D. diary

【答案】16. B 17. D 18. C 【解析】

这是一个海报，内容是关于来自西班牙或法国的交换生要找寄宿家庭，以及对寄宿家庭的一些要求，也许有机会明年暑假去他们的国家。 【16题详解】

细节理解题。根据Stays can be from 3 to 6 weeks.3到6周，可知是可能呆5周；故选B。 【17题详解】

细节理解题。根据Exchange students from Spain and France are looking for welcoming warm, fun and loving hosts who will share life and culture with them可知寄宿家庭能分享不同的文化；故选D。 【18题详解】

主旨大意题。根据这是一个海报，内容是关于来自西班牙或法国的交换生要找寄宿家庭，以及对寄宿家庭的一些要求，也许有机会明年暑假去他们的国家。根据文章内容，可知是一个海报；故选C。

B

By Anna Matteo 28 January, 2019

A 3-year-old boy who was lost in the woods for two days is now safe at home with his family. But Casey Hathaway told his rescuers (救援者) that he was not alone in the rainy, freezing cold woods. He said he was with a friend - a bear.

The child went missing on January 22 while playing with friends near his grandmother's house in North Carolina. When the other children returned but Casey did not, the family searched the area for almost an hour before calling the police.

Police formed a search team to look for the young boy in the nearby woods. But two days went by and - no Casey.

Then on January 24, someone called the police saying he heard a child crying in the woods. Police followed up on the information and found Casey at about 9: 30 that night. He was in good health.

Casey told the rescuers he had hung out with a black bear for two days, a bear he called his \

The police officer Chip Hughes spoke with reporters from several news agencies. He said Casey did not say how he could survive in the woods for two days in the cold, rainy weather. \woods that was a bear with him.\

Hundreds of people helped in the search and rescue efforts, including some 600 volunteers, police and members of the army. Doctors at the medical center gave Casey some examination. He was then sent to his family on January 25.

His mother talked with reporters and thanked everyone who joined the search for her son. \time out to search for Casey,\asked to watch cartoons. \

19. Who stayed with Casey in the woods during the two days? A. A bear. volunteers.

20. The underlined word \survive\A. give up alive

21. What is the correct order in which these happen?

a. Someone heard a child crying. b. The family started to look for Casey. c. Casey played with his friends. d. The police found Casey was in good health. A. b-c-a-d

B. b-c-d-a

C. c-b-a-d

D. c-b-d-a

B. get lost

C. fall asleep

D. remain

B. The police.

C. His mother.

D. The

22. After Casey was sent back home, he was _________________. A. scared surprised

【答案】19. A 20. D 21. C 22. C 【解析】

B. nervous

C. relaxed

D.