See above.I have tried to use the word "edge" in different sentences. Please would someone take a look at them and correct my mistakes. This is not a school assignment but my own exercises to see if I can use the word "edge"properly.
1. The hunters drove the car to the edge of the woods and then went inside on foot.
"Edge" is fine but I would use "and then entered on foot".
2. The woman stood at the edge of the woods, completely dressed in white, looking like a ghost.
3. Peter's mother sat on the edge of his bed and read a story to him.
4. Their marriage was on the edge of collapse.
The usual phrase is "on the verge of ...".
5. I could perceive an edge of envy in her voice.
I would use "a hint of envy".
6. John is on the edge of mental breakdown.
I would, again, use "on the verge of ...".
7. The onlookers edged closer to see what had happened with the wounded cyclist.
"Edge" is fine but it would be more natural to say "... to the wounded/injured cyclist".
8. When Marina's marriage collapsed, she started to paint to take the edge off her pain.
9. The man on the bench edged towards Anna, and she went up and ran away.
"Edged" is fine but it's "and then she stood up/got up ...".
10.The burglar touched the edge of the knife with his finger, and that made me tremble with fear.
I would say "the edge of the blade" rather than "knife".
11. I had an important interview and was on edge the whole morning.
12. As the crowd edged closer, the police had no choice but to use batons and tear gas to push them back.
Student or Learner