–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
—Boys and girls, welcome to my home and ____.—Thank you.
#21406
A
help yourselves
B
help yourself
C
helps yourself
D
help you
—Whose advice do you think I should take?—________.
#665
A
You speak
B
That's it
C
It's up to you
D
You do it
— Mum, I’ m going to Ann’ s party this evening. —_______. 
#22354
A
Why not
B
Have a good time
C
Come back early
D
Good idea