- I don’t care what happens.
- ‘You have put on a lot of weight.’ ‘I don’t care.’
Before an object, we use care about. But note that about is usually dropped before a question word or a conjunction.
- She never cared about her appearance.
- I don’t care about your opinion.
- I don’t care how much it costs. (NOT I don’t care about how much it costs.)
- I don’t care whether it rains or not. (NOT I don’t care about whether it —)
Couldn’t care less
I couldn’t care less means I don’t care at all.
- ‘She is really upset with you.’ ‘I couldn’t care less.’
Care for means have a liking for.
- I really care for you, dear. (= I am really font of you, dear.)
- Would you care for a cup of coffee? (= Would you like a cup of coffee?)
Care to can mean be willing to.
- Would you care to go for a walk?
Take care of
Take care of means look after.
- Nurses take care of sick people in hospital.
Take care means be on the watch.
- Take care when you are crossing the road.
Take care is also used as a formula when saying goodbye.
- ‘Bye Ann.’ ‘By Peter. Take care.’