조동사
1-1. must
1-2. (must) have to = have got to = gotta
1-3. (must) be bound to
1-4. must have p.p
2-1. ought to
2-2, ought to
2-3. ought not to
3-1. should
3-2. (should) be supposed to
3-3. should have p.p
3-4. should be able to
4-1. shall
4-2.(shall) be sure to
4-3. shall have p.p
5-1. will
5-2. (will) be going to
5-3, (will) be willing to
5-4. (will) be unwilling to
5-5. (will) will be able to
5-6. (will) will probably be able to
5-7. (will) will p.p
6-1. would
6-2. would have p.p
7-1. can
7-2. (can) be able to
7-3. (can) be likely to
7-4. (can) -> be unable to = be not able to
7-5. (can) can be going to
7-6. (can) could
7-7. (can) could have p.p
7-8, (can) may
7-9. (may) be highly to
7-10. (can) may have p.p
7-11. (can) might
7-12. (can) might be able to
7-13. (can) might have p.p