Question

It’s impolite __________others. Always wait politely.

A．to cut in on	B．to cut on in
C．cutting on	D．cutting in on

Answer 1

A

试题分析：句意：打断其他人是不礼貌的。要一直礼貌的等。It is impolite to do sth. 做某事是不礼貌的。 cut in on打断；  cut on 赶路，很快向前走；结合句意，不礼貌的是打断别人。故选A。