Should and ought to (2)
Put in should, shouldn't, ought or oughtn't. (Look for the word to.)
Vicky: I can't come out tonight, Rachel. I (►) ought to do some more work. I'm behind with everything. I've got so much to do.
Rachel: You (1) worry so much, Vicky. Don't panic. You (2) to relax sometimes. You (3) take a break.
Vicky: I know I (4) panic, but I do. I can't help it.
Rachel: Anyway, you're doing OK, aren't you? Your results have been good. You (5) be pleased. You (6) to invent problems for yourself.