— 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
Your new bike looks nice . Where did you buy ______? I want to buy ______, too.
#39679
A
one, one
B
it , it
C
it , one
D
one , it
Old Mr. Black lives happily with his three dogs. of them are part of his family.
#37134
A
Both
B
All
C
None
D
Neither
