You________ the work better, but you didn’t put more efforts to it.
#86713
A
must have done
B
can have done
C
should have
D
could have done
推荐题目
 Look at the clock! It's time ______ work.
#90300
A
we started
B
we'll start
C
we're starting
D
we have started
 Good luck to you, and _____ all your wishes come true.
#89460
A
can
B
may
C
must
D
should 