9.What does the underlined word “disrupt” (Paragraph 4) mean?
A.Stop. B.Disturb.
C.Improve.
D.Recover.
解析:选B 词义猜测题。根据第四段第一句中的“The light is disrupting the body clock”和第二句可知,本段主要讲述的是光线会干扰生物钟,会改变情绪、体力、甚至人体处理食物的方式,由此可推知画线单词意为“干扰”,与B项disturb意义接近。故选B项。
10.What might Paragraph 4 be used for?
A.One possible explanation on disrupting body clock.
B.One possible explanation on disrupting mood.
C.One possible explanation on disrupting physical strength.
D.One possible explanation on artificial light.
解析:选A 篇章结构题。根据第四段第一句“The light is disrupting the body clock ...”及最后一句中的“Artificial light is known to disrupt the body clock”可知,本段主要解释了光线会干扰人体生物钟的可能原因。故选A项。
11.What's Prof. DerkJan Dijk's attitude towards the dark room?
A.Unclear.
B.Doubtful.
C.Negative.
D.Favorable.
解析:选D 观点态度题。根据最后一段第一句中“there would be no harm in trying to make bedrooms darker”及最后一句可以看出,DerkJan Dijk 教授赞成将卧室的亮度调暗。故选D项。
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