This machine is very easy ________ . Anybody can learn to use it in a few minute

题干

This machine is very easy ________ . Anybody can learn to use it in a few minutes.

A．operating(操作)	B．to be operating
C．operated	D．to operate

上一题下一题 0.4难度单项选择更新时间:2013-07-21 06:17:56

小学学科试题库

初中学科试题库

高中学科试题库