题目内容
-Who are you waiting ________ the bus stop?
-My grandparents from the UK.
[ ]
A.at
B.for at
C.at for
D.for
答案:B
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题目内容
-Who are you waiting ________ the bus stop?
-My grandparents from the UK.
A.at
B.for at
C.at for
D.for