题目内容
Some are waiting ________ buses at bus stops and others are running ________ trains.
[ ]
A.for; for
B.to; for
C.for; at
D.in; at
答案:A
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题目内容
Some are waiting ________ buses at bus stops and others are running ________ trains.
A.for; for
B.to; for
C.for; at
D.in; at