The passengers should wait in ________ when they want to get on the plane.A．this_刷题宝

题干

The passengers should wait in ________ when they want to get on the plane.

A．this way

B．line

C．danger

D．hope

上一题下一题 0.85难度单项选择更新时间:2010-07-24 01:00:19

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