Czy ktoś mógłby mi pomóc z poniższymi zdaniami...?

Polecenie brzmi: Complete each sentencewith the appropriate form of the verb in brackets. Add words if necessary.
1. I wish you......... [not/chew] gum when you talk to me.
2. It's high time for me.......... [get] down to studying history.
3. I'd rather.........[not/stay] at your place for the night.
4. I'd rather.........[go] to the USA but I didn't get a visa.

Correct the sentences:
1. I wish I would stop smoking.
2. I had sooner you didn't tell anyone.
3. I'd prefer if you didn't mention this to anyone.

Write a new senetnce with the same meaning. Beginning as shown:
1. You want to play tennis not squash.
I'd prefer
2. He shouldn't have used my mug.
I'd rather