— Is this a key?   — ________ . 
#20072
A
No, it isn’t.
B
It’s a ruler
C
Yes, it’s
D
OK
推荐题目
----How about playing football,Steve?----____________.
#20147
A
I think so
B
That sounds great
C
You are welcome
D
Here you are
----How is Sally?----_____________.
#20269
A
She doesn’t know
B
She is my sister
C
She is fine
D
She is in her room.
---I will go to Paris on my vacation. --- ______ 
#20232
A
Can I join you?
B
Have a good time.
C
Really?How was it?
D
Good idea.
--- Can I have a look at your photos, please?---______.
#19960
A
Sure, here you are
B
Don’t mention it
C
I can’t agree with you
D
I’m sorry to hear that