[单选题] 提问人:匿名网友 提问时间:2021-08-24

_________


A .Environmentally induced cancers, for example, commonly involve latency periods of 15 to 30 years or more.
B .In addition, many different causes, environmental or otherwise, may produce identical illnesses.
C .However, the reverse is true.
D .nervous systems are commonly affected by different agents in different settings.
E .the last-named raising possibilities of environmentally caused genetic diseases in later generations.
F .Environmental diseases can affect any organ system of the body.

提问人:匿名网友 提问时间:2021-08-24

参考答案(由小熊题库网聘请的专业题库老师提供的解答)

请点击↑↑↑ 查看官方参考答案 按钮

习题解析

请点击 查看官方参考答案 按钮

您可能感兴趣的题目


1 .What is the main idea of the passage?

A Roentgen discovered X-rays. B The usage of X-rays C An experiment made by Roentgen D The discovery of X-rays and its medical usage.

题型: 单选题 提问时间: 2021-08-24

2 .The passage is mainly about ____________.

A how to deal with old age. B how to cultivate impersonal interests C how to get along with your children D how to deal with old people.

题型: 单选题 提问时间: 2021-08-24

3 .The first paragraph of the passage suggests ________.

A modern society has made old people more fragile. B there is still much one can do in his old age. C in old age one should forget his past as capably as he can. D in old age one should switch his thoughts to the future.

题型: 单选题 提问时间: 2021-08-24

4 .The second paragraph of the passage suggests _______.

A one should leave his grown-up children to live on their own as early as possible. B too much concern for grown-up children may likely make you a burden to them. C nowadays grown-up children are usually indifferent to their parents and grandparents. D modern grown-up children want to live a differe...

题型: 单选题 提问时间: 2021-08-24

5 .According to the passage, which of the following would the author advise old people to do?

A Try to mix with the young. B Avoid strong personal emotions. C Try to remain as active as you were when you were young. D Find out your own interests and try to be actively engaged in them.

题型: 单选题 提问时间: 2021-08-24

7 ._________

A he B them C her D him

题型: 单选题 提问时间: 2021-08-24

 
如有问题 请联系客服
  • 客服微信