–Is this your sister?      -Yes, ________.
#60053
A
it is
B
it’s
C
she’s
D
she is
推荐题目
Keep on trying even when you are in trouble, ________?
#64655
A
will you
B
do you
C
shall you
D
can’t you
She said she couldn’t finish the work in time, _______?
#64658
A
could she
B
couldn’t she
C
did she
D
didn’t she
—____ apples are those?—They are mine.
#59930
A
What
B
Who
C
Whose
D
These
— _______   _______do you go to the library?—Twice a week. 
#59952
A
How much
B
How many
C
How old
D
How often