Отдаю все !Срочно!In some of these sentences much is incorrect or

Отдаю все !Безотлагательно!In some of these sentences much is incorrect or unnatural. Change much to many or a lot (of) where necessary. Write 'OK' if the sentence is correct.
We didn't spend much money.
2 Sue drinks much tea.
3 Joe always puts much salt on his food.
4 We'll have to hurry. We haven't got much time.
5 It cost much to repair the car.
6 Did it cost much to repair the car?
7 I don't know much people in this town.
8 I use the phone much at work.
9 There wasn't much traffic this morning.
10 You need much money to travel round the world.