Question

3. I---- -(know) him long before he knew me.
4. She ---- ---- (discuss) about it till an hour back.
5. It ---- --(rain) Since yesterday.
6. While they---------(make) noise, the HM entered the class.
7. The child---- -(sleep) before the mother came.
8. After the train----------(leave) the station, I reached there.
9. While she --(study) her lessons the power went out.
10. When he---- --(finish) his work he went for shopping.
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Answer 1

Answer:

3. knew

4. was discussing

5. is raining

6. were making

7. slept

8. left

9. was studying

10. finished