_____a cat.  We do not know_____ name.      
#55860
A
It is, its
B
Its, it is
C
It is, It is
D
It is, is
推荐题目
—Where is Beijing?—        here.
#55888
A
It is
B
He is
C
She is
D
They are
— _______ does Tom like math? —Because _____ fun.
#55776
A
Why, it’s
B
When, it
C
Why, It’s
D
When, it