Question

Exercise 7. Speak out these sentences (l) in the negative form, and () in the interrogative
form: (for oral practice)
1. Sanjana has lost the key to her room.
2. Mr Sen had understood the problem.
3. The old man had led a pious life.
4. We shall have finished the sums before evening.
5. Harsh has forgotten to bring the money.
6. The teacher will have corrected the notebooks by tomorrow.
7. The doctor has brought the first-aid box.
8. The police had arrested him before the end of the month.
9. The river has overflowed its banks.
10. The computer had shown incorrect results.​

Answer 1

Negative form = Sanjana has not lost the Key to her room.

Interrogative form = Did Sanjana has lost the key to her room?