种生吃食物的饮食。故选D项。

　　2．What kind of person does the author think Mrs. Larkins is?

　　A．Strong­willed. B．Honest.

　　C．Modest. D．Open­minded.

　　A　解析：推理判断题。根据第四段的倒数第三句"It was then that she decided to change her eating habits forever."及倒数第二段第二句中的"Over the 27 years, Mrs.Larkins has been eating raw food"可知， Mrs.Larkins是一位意志坚定的人。故选A项。

　　3．What did the woman do with her healthy secrets?

　　A．She sold them to the local people.

　　B．She abandoned them at the age of 70.

　　C．She publicized them in various ways.

　　D．She improved them with her husband's help.

　　C 　解析：细节理解题。根据倒数第二段最后一句中的"she has written two booklets called Journey to Health and also produced a DVD containing all her healthy secrets"可知， Mrs.Larkins利用各种方式推广她的健康秘诀。故选C项。

　　4．What is the author's attitude towards Mrs. Larkins's lifestyle?

　　A．Disapproving.

　　B．Supportive.

　　C．Sympathetic.

　　D．Skeptical.

　　B　解析：观点态度题。根据第四段最后两句"And what a great decision that was.I mean, just look at her！"及最后一段对Larkins夫妇的情况的描述可知， 作者对她的这种生活方式是支持的。

　　B

(2019·安徽重点中学高三模拟)On average, Americans spend about 10 hours a day in front of a computer or other electronic devices(设备) and less than 30 minutes a day outdoors. That is a claim made by David Strayer, a professor of psychology at the University of Utah. In his 2017