Rewrite each pair of sentences by replacing relative clauses with " ving"

Ex5. Rewrite each pair of sentences by replacing relative clauses with V-ING
1. The woman who lives next-door often goes abroad.
=> ___
2. The man who is standing there is a clown.
=> ___
3. The envelop which lies on the table has no stamp on it.
=> ___
Ex6. Rewrite each pair of sentences by replacing relative clauses with P2
1. We don't know how to do exercise which were given by the teacher yesterday.
=> ___
2. I saw many houses that were destroyed by the storm.
=> ___
3. All the astronauts who have been chosen for this mission are coming to Texas.
=> ___