a)might, b) must, c) could, d) should, e) needn’t, f) may
1.I lodidn’t see Lyn today, she … have taken the day off.
2.You … respect your teachers and your classmates.
3.Kateoked pale in the doctor’s office. She … ill.
4. “… you move over a bit so I can sit down, please?” he asked.
5.She … have watered the garden as I had already done it.
6. “ …. I leave early today, please?” Sarah asked.