—Have you decided when to leave for Aust
问题:
—Have you decided when to leave for Australia?
—Not yet. We _________ set off at the end of this month.
A.must
B.should
C.need
D.may
—Have you decided when to leave for Australia?
—Not yet. We _________ set off at the end of this month.
A.must
B.should
C.need
D.may