A
1 Should we try ...
2 They had better start ...
3 We shouldn't listen ...
4 We'd better have ...
5 We ought to wait ...

B
1 You ought not to move it
2 They had better not come after supper
3 We should not change everything
4 You'd better not tell the director

C
1 ... shouldn't move the person yourself
  ... should call an ambulance
2 ... should give you a new cup
3 ... shouldn't let him eat so much
  ... should make him do lots of sport
4 ... shouldn't touch anything
  ... should leave everything where it is
5 ... shouldn't drive home in her car
  ... should ask someone to take her home
6 ... shouldn't borrow money

D
1 ... They'd better clear ...
2 ... We'd better take ...
3 ... I'd better go ...