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【简答题】
A．transform B．change C．make D．convert
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【简答题】科学家利用地震波来研究地球内部物质结构和组成，其中，纵波能通过固体和液体，横波只能通过固体。阅读地球内部圈层结构示意图，回答下列问题。 (1)观测地震波在地下不同深度传播速度的变化，可将地球内部分为三个圈层，图中A、B、C分别是______、______、______。 (2)在地上约60一250千米至400千米处存在一个软流层，这里的物质处于熔融状态。软流层以上的______和______组成了...
【简答题】People attribute much of his success to his powers of imagination. Much of his success __________ his powers of imagination. (credit)
【单选题】Much of his success ____ his powers of imagination.
A.
is contributed to
B.
is credited to
C.
is approved by
D.
is caused by
【单选题】When ______ about the secret of his success, Steven Spielberg said that he owes much of his success and happiness ________ his wife and children.
A.
asking; to
B.
asked; in
C.
asked; to
D.
asked; about
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