单项选择题

Some children are sitting ______the bus on the trip.

A．in front of
B．in the front of
C．before
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单项选择题
Lily ______ my bike．I'd better go and get it back．
A．has got
B．have got
C．got
单项选择题
Has your brother found a job______
A．yet
B．already
C．still
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