This machine is very easy . Anybody can
题型:选择题
问题:
This machine is very easy . Anybody can learn to use it in a few minutes. [ ]
A. operating
B. to be operating
C. operated
D. to operate
This machine is very easy . Anybody can learn to use it in a few minutes. [ ]
A. operating
B. to be operating
C. operated
D. to operate