问题

The power failure made ________ difficult for us to complete the task on time.[ ]
A: that
B: it
C: one
D:this
B: it
C: one
D:this
正确答案是:
同类题型
Maria has written two novels, both of _________ have been made into television series.
Lily managed to accomplish ______ the teacher encouraged her to do.
Is this _______bike No.________ is over there.
“The moment ________ soon,” he thought to himself, waiting nervously. [ ]
sited the new school, he showed great interest ineverything he saw