— 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 that _    _ schoolbag? —No. __  _is white.
#54536
A
his, His
B
her, His
C
he, His
D
her, Her
Here are some books for _____ sister and _____.
#53952
A
his, he
B
my, I
C
they, them
D
her, her
    baseball is lost, he can’t find        .
#54530
A
He, him
B
He, it
C
His, it
D
His, him