1. Mrs.Jones is going to...collect........all the rubbish (collection)
2. How about...going.....for a picnic this weekend? (go)
3. It was difficult for me to tell the.....difference.......between the two houses (different)
4. Smoking is very....harmful.....to our health (harm)
5. She found it......extremely...difficult to get a job (extreme)
6. The........destruction.....of the floods this year has been very terrible (detroy)