单项选择题

Don’t get off the bus __________ it has stopped completely.

A．until
B．when
C．if
D．since
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单项选择题
His little car isn’t __________ for five people.
A．enough big
B．big enough
C．as enough big
D．so big enough
单项选择题
We like our English teacher because she often tells __________ funny stories in class.
A．us
B．our
C．we
D．ours
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