Question

Andrew was afraid to fill the room with water again, so he __________ the pipe carefully.

A．put on

B．put out

C．put in

D．put off

Answer 1

C

試題分析：句意：Andrew害怕將房間再次弄滿水，所以他小心地放水管。. put on 穿上，上演； put out 撲滅，熄滅； put in 放入；put off推遲，扔掉，故選C。
考點(diǎn): 考查動(dòng)詞短語的用法。