_____we swim in that river?no,you___.it's dangerous to swim therea.must,can'tb.can,may notc.may,mustn't
问题描述:
_____we swim in that river?no,you___.it's dangerous to swim there
a.must,can't
b.can,may not
c.may,mustn't
答
c.may,mustn't....................
答
是B;;;;
答
c 选项,我可以.吗,不行这是被禁止的.