_________thetrain,please!Thetrainisleavingatonce.A.Geto...

问题详情：

_________ the train, please! The train is leaving at once.

A. Get on                        B. Get off              C. Get in                             D. Get up

【回答】

A  get on “上车”。

知识点：动词和动词短语

题型：选择题