—I’m sorry,but there’s no smoking on thi
题型:选择题
问题:
—I’m sorry,but there’s no smoking on this flight.
—Oh,I _______ that.Sorry, I won’t again.
A.don’t know
B.didn’t know
C.won’t know
D.haven’t known
—I’m sorry,but there’s no smoking on this flight.
—Oh,I _______ that.Sorry, I won’t again.
A.don’t know
B.didn’t know
C.won’t know
D.haven’t known