Are these sentences right or wrong? Correct them where necessary

For example:

I wish my colleague would be here now. –

I wish my colleague were here now.

1. I wish you would select the model of a computer at last.

2. I wish I would have more free time to mend all home appliances.

3. I wish our TV set would be bigger.

4. I wish the circumstances would change.

5. I wish you wouldn’t be on business most of the time.

6. I wish our equipment wouldn’t be so old.

Put the verb into the correct form.

For example:

It was unnecessary work to do. (I/not/do) –

I wish I hadn’t done it.

I’m fed up with so much calculation. (it/stop) –

I wish it would be stopped.

1. It’s a difficult solution. I wish … to find a way out. (somebody/help)

2. I should have studied all your documents. I wish … your advice. (I/follow)

3. You’re lucky to experiment with different substances. I wish … with you. (I/can/do)

4. Aren’t they ready with their research yet? I wish … up. (they/hurry)

5. When we were in the USA last year, we didn’t have time to visit all enterprises we planned to visit. I wish … longer. (we/can/stay)

6. I wasn’t happy with the topic of my research work. I wish …. (I/not/choose)

7. Mike still doesn’t know how to deal with this problem. I wish … (he/decide)