_____ seems difficult________ who broke the window.
#57063
A
This;to find out
B
It;to find out
C
That;finding out
D
It;finding out
推荐题目
Although they were tired, they still went on _____. 
#56410
A
working
B
to work
C
work
D
worked
 Jessica used to ride her bike to school.
#58037
A
Jessica is used to go to school by bike.
B
Jessica get used to going to school on her bike.
C
Jessica used to going to school by bike.
D
Jessica used to go to school on her bike.