单项选择题

Questions 17--20 are based on the following passage. You now have 20 seconds to read Questions 17--20. What are the scientists studying in this laboratory

A．The relationship between mice, rats and monkeys.
B．The relationship between diet and animals.
C．The relationship between diet and man.
D．The relationship between diet and health.

<上一题目录下一题>

热门试题

单项选择题

Who was George Stanley

A．An American sculptor who created the human figure for the award.
B．A famous actor who won Oscars more than once in the history of Oscars.
C．The man who first presented Academy Awards.
D．An American motion-picture art director who sketched the image of the world.

填空题

The 19th century saw the beginning of

Questions 17--20 are based on the following passage. You now have 20 seconds to read Questions 17--20. What are the scientists studying in this laboratory 您的浏览器不支持 audio 元素。

Questions 17--20 are based on the following passage. You now have 20 seconds to read Questions 17--20. What are the scientists studying in this laboratory