https://www.youtube.com/watch?v=TckTywsd4FE

1. Since the beach was polluted by petrol, people have been stopping/ away.

2. I didn't have time to talk so I told him to stop/ back later when I had some free time.

3. I stopped / behind after the meeting to talk to Bill.

4. I'm going to stop / by Jim's house on the way home.

5. I'm not going to the cinema with them this evening. I've decided to stop/ in.

6.We stopped / off in Paris on the way to Nice to visit some friends.

7. When I was a student, I often stopped / out all night and came home for breakfast.