–Excuse me , Sir . Smoking is not allowed here .–Oh, sorry. I __________.
#4330
A
haven’t know
B
don’t know
C
hadn’t know
D
didn’t know
推荐题目
--Your alarm clock is very nice. --________.
#23263
A
Yes, it is
B
No, it isn’t
C
You’re welcome
D
Thank you
— How about Thursday morning? Say, 10 o’clock?  — OK.        I’ll be expecting you then.
#3284
A
Is that right?
B
That’s settled.
C
How are you doing?
D
No way!
— Your room looks a real mess, Tony. — ____?
#4191
A
What for
B
So what
C
What if
D
So how