• I wish you all the best in the future.
• I saw Mark before the exam and he wished me luck.

• I'm sorry you're not well. I hope you feel better soon. (not I wish you feel)

• I wish you a pleasant stay here.
• I hope you have a pleasant stay here. (not I wish you have)

• I wish I knew what to do about the problem. (I don't know and I regret this)
• I wish you didn't have to go so soon. (you have to go)
• Do you wish you lived near the sea? (you don't live near the sea)
• Jack's going on a trip to Mexico soon. I wish I was going too. (I'm not going)

• I wish I'd known about the party. I would have gone if I'd known. (I didn't know)
• It was a stupid thing to say. I wish I hadn't said it. (I said it)

For more examples, see Units 39 and 40.

• I'm sorry I have to go. I wish I could stay longer. (but I can't)
• I've met that man before. I wish I could remember his name. (but I can't)

• I hear the party was great. I wish I could have gone. (but I couldn't go)

You can say 'I wish (somebody) would (do something)'. For example:

It's been raining all day. Tanya doesn't like it. She says:
I wish it would stop raining.

Tanya would like the rain to stop, but this will probably not happen.

We use I wish ... would when we would like something to happen or change. Usually, the speaker doesn't expect this to happen.

• The phone has been ringing for five minutes. I wish somebody would answer it.
• I wish you'd do (= you would do) something instead of just sitting and doing nothing.

• I wish you wouldn't keep interrupting me. (= please don't interrupt me)

• I wish Sarah would come. (= I want her to come)
  but  I wish Sarah was (or were) here now. (not I wish Sarah would be)
• I wish somebody would buy me a car.
  but  I wish I had a car. (not I wish I would have)