用适当情态动词填空
1._______we put our coats here?
2.Mother was ill yesterday.She_______ look after her at home.
3.They are our rules.You _______ obey them.
4.-May we come a little late?
-No,you______.
5.-______ I finish my homework now?
-No,you needn't.
6._______ you help me,please?
7.Don't eat in class.But you ______ eat in cafeteria.
8.Your key ___ be in your pocket.I saw it in the classroom just now.
9.Pizza ______ more delicious,I think.
10.You _______ study hard because you are a student.