情态动词大聚会（should,need,must,will,can,could,hav to,may,would)
1.____ we go now,Mr Li——Yes,you can
2.You have tried your best,so you __(not)worry about it.
3.Remember to come here on time.——I __
4.There is something wrong with the door.I__(not) get out.
5.——___ I arrive here at 8:30 a.m.tomorrow?
——No,you needn't