皮皮学，免费搜题
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【单选题】
化妆品引起的皮肤损害最常见的一类是A.
光变应性皮炎
B.
刺激性接触性皮炎
C.
变应性接触性皮炎
D.
化妆痤疮
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反馈参考答案：
举一反三
【判断题】Tangerin and tea plants were introduced into Japan by their envoys in the Tang dynasty.
A.
正确
B.
错误
【单选题】According to the 80/20 principle, which following statement is true?
A.
Most people think that 80/20 principle enables you do less by doing more.
B.
Most people think that being busy means being productive
C.
Most people think that working more hours will get more results.
D.
There is a difference between being busy and being productive.
【单选题】About the 80/20 principle, all of the sentences are right except ______.
A.
80 percent of the wealth is almost always held by 20 percent of the population.
B.
It can be applied to different areas.
C.
The 80/20 principle requires that you should focus on 20 percent of the most important things you need to get done.
D.
Tasks that take up the 80 percent are things that many people usually don’t like doing.
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