As a result of the lighting system, people______.

admin2013-09-16  51

问题 As a result of the lighting system, people______.

选项 A、have fewer headaches
B、needn’t concentrate as much
C、can work very hard

答案A

解析 关键词语:This helps to reduce theheadaches and eyestrain。这样的工作环境能够减少头痛和眼睛疲劳。
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