1.-Must I_____(finish)my homework first?-No,you____.1.-Must I_____(finish)my homework first?-No,you____.2.It's too late.I_______go immediately.3.-Does he need any help?-Yes,he___some coffee.
问题描述：
1.-Must I_____(finish)my homework first?-No,you____.
1.-Must I_____(finish)my homework first?-No,you____.
2.It's too late.I_______go immediately.
3.-Does he need any help?-Yes,he___some coffee.
答
1 finish , needn't
2 must
3 needs
答
finish....don't have to
have to
needs
答
finish needn't
2.have to
3.needs