when we get on the bus ,we should wait ( ).A.in a line B.with a line C.on line D.in line

问题描述:

when we get on the bus ,we should wait ( ).A.in a line B.with a line C.on line D.in line

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这道题应该选D.
当我们上公交车时,我们应该排队等待.
in line是排队的意思.