1 - Change the sentences with “Ought to” to the negative and interrogative form:
a) I ought to eat less to reduce my waistline.
Neg.: I ought not to (oughtn’t to) eat less to reduce my waistline.
Int.: Ought I to eat less to reduce my waistline?
b) You and your sister ought to visit your grandparents.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
c) You ought to pay him in the near future.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
d) She ought to do something about her cough.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
e) You ought to be kinder to people and animals.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
f) You ought to be ashamed of yourself after yesterday.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
g) He ought to be on time to this appointment.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
h) She ought to go to the doctor as soon as possible.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
i) You ought to be afraid of your boss.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________
j) They ought to tell the truth about everything.
Neg.: __________________________________________________________________
Int.: ___________________________________________________________________