Question

a) Fill in the blanks with ought to/ought not to have, could/could not
have, might/might not have.
bought a
1. She had plenty of money. She
bigger house.
2. The train has stopped suddenly. Somebody
pulled the chain.
3. Swati's mother
allowed her to go out alone at night.
4. The question paper was too long. He
answered all the questions in such a short time.
5. School buses carrying children
been driven carefully.​

Answer 1

Answer:

1 could

2 might have

3 could not have

4 ought to have

5 ought to