----How long are you staying? ----I don'
题型:选择题
问题:
----How long are you staying?
----I don't know.___________.
A.That's OK
B.Never mind
C.It depends
D.It doesn't matter
----How long are you staying?
----I don't know.___________.
A.That's OK
B.Never mind
C.It depends
D.It doesn't matter