题目内容
We are short _________ energy and water _________ the over population.
[ ]
A.
in; because
B.
on; because
C.
for; because of
D.
of; because of
答案:D
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题目内容
We are short _________ energy and water _________ the over population.
in; because
on; because
for; because of
of; because of