— What do you think of math? — I find               difficult to learn it.
#39171
A
that
B
this
C
its
D
it
推荐题目
_______is my aunt, and _______are my brothers.
#38779
A
This; this
B
That; that
C
This; these
D
That; this
Scott found_________ difficult to solve the problem.
#54725
A
its
B
it’s
C
its’
D
it was