6. I
7. It
8. You
9. We
10. She
11. Students
12. The boss
13. You
14. He
15. They
16. I
(must/can) be home by 8 p.m.
(may/will) snow tomorrow, so wear warm clothes.
(should/must) say "thank you" when someone helps you.
(might/should) try the new restaurant downtown.
(can/may) bring a friend to the party.
(must/should) listen carefully in class.
(may/will) approve the proposal soon.
(must/should) always brush your teeth before bed.
(can/may) choose a book from the library.
(could/should) start their homework early.
(must/will) finish this puzzle today.