Although they suspected him, the police had not enough evidence to prove that he was ____.
A. guilty
B. guilt
C. wrong
D. right
查看答案
I ____ an hour or so a day updating my micro blog.
A. cost
B. spend
C. take
D. takes
Please ____ the registered trademark.
A. balance
B. identify
C. aspect
D. fill
Do you know the____ of the river?
A. depth
B. deep
C. widen
D. wide
His____is successful .
A. operate
B. operation
C. operating
D. operated