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【单选题】
若一个装有“220V 40W”灯泡的台灯,平均每天工作5个小时,则一个月消耗( )度电。A.
2
B.
6
C.
0.6
D.
20
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反馈参考答案：
举一反三
【单选题】When you are about ______ through the story, try to make a guess how the plot will develop.
A.
one-half
B.
half
C.
midway
D.
halfway
【单选题】_______ well you sing but _______ badly he dances!
A.
How, how
B.
What, what
C.
How, what
D.
What, how
【单选题】The human Y chromosome—the DNA chunk that makes a man a man—has lost so many genes over evolutionary time that some scientists have suspected it might disappear in 10 million years. But a new study sa...
A.
the human Y chromosome has stopped evolution.
B.
a man will no longer be a man in 10 million years.
C.
scientists are divided on the latest issue of Y chromosome.
D.
mathematical calculations are important in genetic studies.
【简答题】根据所听到的内容作答_____。 A)The mall agrees that the workload is heavy． B)The man won’t be able to go to the lab today． C)The man thinks the woman is being unfair． D)The man feels the assignment is reasonable．
【简答题】高层建筑结构楼板开大洞削弱后宜采取哪些构造措施予以加强?
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