Is this your father? No, ________. 
#55854
A
it is
B
it isn’t
C
he is
D
he isn’t
推荐题目
 _______ my book , _______ your book.
#55836
A
This’s; it’s
B
this is; these’re
C
That’s ; this’s
D
This is; that’s
–Are these your rulers? – Yes, ________.
#55827
A
these are
B
it is
C
they are
D
they aren’t