—It’s dangerous to swim here. Look at the sign!—Oh, I _______ it.
#36498
A
didn’t notice
B
don’t notice
C
hadn’t notice
D
haven’t notice
推荐题目
When you got there, how many guests    in the meeting hall?
#39971
A
had been
B
have been
C
were
D
have had
He _______ to school by bus every day.
#41982
A
going
B
go
C
goes
D
to go
Nobody         what his name is. 
#40648
A
know
B
knowing
C
knows
D
are knowing