Correct the mistake in the following sentences if necessary.
1. They wish they were able to spend more time in London.
2. My father wishes that he does not have to retire at the age of sixty.
3. The farmer wished that he does not lose money on his cotton crop.
4. Tom wishes that his soccer team were the national champions.
5. The doctor wishes that he has more free time to play golf.
6. Each of her children wishes he did not ignore the advice that she gave him.
7. I wish that I was earning more money and working less time.
8. My mother wishes that my father does more work around the house.
9. We wish that we did not have to go to the library this Saturday.
10. My friend wishes she was still living in Paris.