---Mr. Black, I find  ______  difficult to play the piano well.---Oh, I think you just need to practice more  
#35100
A
it
B
it is
C
this
D
that
推荐题目
Please ask ___________. He may know which one is __________.
#34932
A
he, your
B
him, yours
C
his, you
D
him, your
These books are _____.  _____ are in  _____ bags.
#34973
A
my. You, You
B
My, Yours, your
C
mine, Your, Yours
D
mine, Yours, your
Sandy sits between       and      .
#35252
A
her and I
B
he and me
C
you and she
D
him and her