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【单选题】
We carefully compared the result of the first experiment with_______ of the second one.A.
it
B.
that
C.
the ones
D.
this
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举一反三
【单选题】Now most families have only one child _____ our country’s one-child policy.
A.
since
B.
because
C.
because of
【单选题】Now most families have only one child _______ our country's one-child policy. [ ]
A.
so
B.
because
C.
because for
D.
because of