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come along = appear
examples:
- She always wanted to live abroad, so when the opportunity came along, she took it.
- When the chance comes along, I ‘ll ask my boss for a raise.
- We didn’t intend to sell the house, but a very good offer came along and we changed our mind.
- I was sitting alone on a bench in the park, when an old friend came along.
- Jenny is so lively and funny! We always have a good laugh when she comes along.
- Luckily, a car came along and we took Ben to hospital right away.
come back (to somebody) = remember
examples:
- I had forgotten his name but when I saw him it came back to me.
- I had a nightmare about my mother. It came back to me when she called me this morning.
- I tried to remember what it was that I wanted to tell Jim but it never came back to me. It can’t have been important.
- She ‘s a lawyer at a firm called … oh, I don’t remember it. It will come back to me later.
- She couldn’t remember anything after the accident. Everything started to come back slowly a few days later.
- I was afraid I wouldn’t remember anything for the test but when I read the questions, it all came back.
