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【单选题】
关于地壳结构特点的叙述，正确的是（）A.
地壳分上、中、下三个层次
B.
地壳的厚度相同
C.
组成地壳的物质成分和密度都相同
D.
地壳厚度不均且硅铝层呈不连续分布状态
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举一反三
【单选题】He told the interviewer that he had run out of money to buy old bikes.
A.
put away
B.
turned off
C.
taken out
D.
used up
【单选题】His promise ________ he would give away half of the year’s income to the disabled turned out a lie, ________ made the public feel cheated.
A.
which; what
B.
that; which
C.
what; which
D.
which; that
【单选题】Obviously, he’s very disappointed at the way things have_____.
A.
turned up
B.
turned out
C.
turned on
D.
turned down
【简答题】A．He ate the honey. B．He drank the beer. C．He chased the people away. D．He turned things upside down.
【简答题】A．He ate the honey. B．He drank the beer. C．He chased the people away. D．He turned things upside down. Section C
【单选题】What happened to Hamer's research interest?
A.
He turned to basic research.
B.
He sticked to basic research.
C.
He turned to behavioral genetics.
D.
He sticked to behavioral genetics.
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