'to come across' means to find something by chance.
- Here is an old photo of me. I came across it when I was looking for my passport.
- I love this painting. I came across it in the attic when I was cleaning up.
'to come apart' means to break into separate pieces.
- It broke when I picked it up. Everything just came apart.
- It's quite big but you can pack it into a small box. It comes apart very easily.
'to come down' means to fall, to decrease.
- The price of petrol has come down since the beginning of the year. It's much cheaper now.
- She has taken some aspirin so her temperature has come down.
'to come from' = to have as your country or place of origin.
- You know by his accent that he comes from South Africa.
- I come from York, a beautiful city in the north of England.
'to come out' = to be released, to be available to the public
- His new book comes out next month. I'm sure it will be a bestseller.
- Their new CD came out only a few weeks ago and has already sold millions.
'to come out' can also mean to leave a room or a building
- He stayed in his office until he had finished the report. He didn't come out all day.
- He was waiting for me when I came out of work.
'to come up' = to arise unexpectedly
- I'm sorry but I'll be late. Something has come up.
- A great opportunity has just come up for a job in the marketing department.
'to come up' = to be mentioned, talked about
- We were talking about different people we knew and his name came up in the conversation.
- I don't want to talk about it so I hope it doesn't come up.
'to come up with' = to think of, imagine a solution or idea
- I asked Larry for some suggestions and he came up with a lot of very good ideas.
- I'm sorry but I haven't come up with any solution yet. I don't know what we can do.
'to come off' = to become unstuck
- I don't know what is in the box, the label has come off.
- When I tried to open the door, the handle came off in my hand!