go along,go down,go up有什么区别？？？

1. If you go along to a meeting, event, or place, you attend or visit it.
If you describe how something is going along, you describe how it is progressing.

2. go down
If a price, level, or amount goes down, it becomes lower or less than it was.

If you go down on your knees or on all fours, you lower your body until it is supported by your knees, or by your hands and knees.

In sport, if a person or team goes down, they are defeated in a match or contest.

If you say that a remark, idea, or type of behaviour goes down in a particular way, you mean that it gets a particular kind of reaction from a person or group of people.
Solicitors advised their clients that a tidy look went down well with the magistrates.

When the sun goes down, it goes below the horizon.

If a ship goes down, it sinks. If a plane goes down, it crashes out of the sky.

3. go up
If a price, amount