Fill in the blanks with the past perfect tense of the given verbs .1. The leaves ________( fall)from the tree before the storm came.2. l________ ( hear) himcall me before I reached his room.3. The thief ____________(Jump) over the wall and ran away before I could stop him.4. Bhaskar _____________(get) the parcel before he left.5. The shop_____________(close) by the time I reached the market.6. The lion ______________(catch) the zebra before it could run away.7.We____________________(finish) cooking the meal by the time we remembered to add salt.8. The birds _____________( fly) away by the time the trees were cut. 9. The gardener __________( leave) before we could stop him. 10. She _________ ( take) kathak classes for two months last year. 11. Before we realised it, the clouds ________ ( cover) the sky.12. l_________ ( reach) the station by the time the train came.​