care for，care about，care to do sth.，take care of和I don't care等用法非常重要，请看：
1.care for意为“愿意，喜欢，关心（注意），照料，饲养（安置）”，后跟名词或代词。care for作“关心，照料”讲时，一般用于肯定句或疑问句。
Would you care for a cup of coffee？来一杯咖啡好吗？（=like）
Would you care for some tea, or even a light meal, to fortify yourself before your adventure?
你要不要喝点儿茶，或吃点儿便餐，好在冒险之前增加一点儿体力？
《柯林斯高阶英汉双解学习词典》
He works hard, but he doesn't care for his health.
他工作努力，惟注意身体不够。
I fondly imagined that you cared for me.
我天真地以为你很喜欢我。
He wanted me to know that he still cared for me.
他想要我知道他仍爱着我。
He doesn't care for her. 他不喜欢她。
He didn't much care for her friends.
他不太喜欢她的朋友。
I don't really care for spicy food.
我其实不喜欢吃辛辣食物。
She had met both sons and did not care for either.
两个儿子她都见了，一个都不喜欢。
He cared for her more than she realized.
她不知道他是多么在乎她。
care for常用于未向任何人吐露感情或刚开始意识到这种感情时，亦用于希望别人爱自己或怀疑别人是否爱自己时：
If he really cared for you, he wouldn't behave like that.
如果他真的在乎你，就不会那样表现。
I went into medicine to care for patients, not to waste time bickering over budgets.
我行医是为了治病救人，而不是浪费时间为预算问题争论不休。
I would not care for him to speak ill of her.
我不喜欢他说她的坏话。
Tom cares for sweets very much. 汤姆非常喜欢吃糖。
Who will care for your child when you are not at home？你不在家里，谁照顾你的孩子？
I had a strong desire to help and care for people
我非常渴望能够帮助和照顾他人。
I haven't the faintest idea how to care for a snake
我对养蛇一无所知。
Before then many children were cared for in large impersonal orphanages
在那之前，许多孩子被安置在一个缺乏人情味的大孤儿院里。
2.care about意为“关心，关切，在意（乎），计较（顾）”，后跟名词、动名词或从句，常用于否定句。
He doesn't bloody care about anybody else.
他根本不关心别人。
You don't care about anything but yourself and your precious face.
你什么都不关心，除了你自己和你那张娇贵的脸。
The criticism that the English do not truly care about their children was often voiced.
常有人指责英国人并不真正关心自己的子女。
They care about nothing except procreating.
他们关心的只是传宗接代。
It's precisely because I care about you that I don't like you staying out late.
正因为我关心你，我才不要你太晚回家。
He says he doesn't care about what the critics write, but I know different.
他说他并不在乎批评家的评论，可我知道不是那么回事。
I don't care about the matter.
我对这事毫不介意。
He doesn't care about clothes. 他对衣着不在乎。
When you become a parent the things you once cared about seem to have less value.
一旦你为人父母，你曾经在意的那些事情就显得不那么重要了。
She cared about me, and my intellectual life, even when I didn't.
她关心我，以及我的精神世界，即使我没有。
She never cares about other people. 她从不关心别人。
They were tuned in to their own needs and didn't care about the feelings of other people.
他们只顾自己的需求，不在乎别人的感受。
He doesn't care about losing the job. 他不在乎失去工作。
Joe Sixpack doesn't care about that.
普通工人不在意那事。
They look too wasted to care about much.
他们看上去疲惫不堪，以至于顾不上太多。
I don't care about the matter.
我对这事毫不介意。
3.care to do sth.表示“愿意（想去）做某事”。
I don't care to meet him. 我不愿见他。
If you'd care to follow me, I'll show you where his office is.
如果您愿意跟我走，我会把您领到他的办公室去。
Would you care to partake of some refreshment?
你想吃些东西吗？
If you would care to leave your name, we'll contact you as soon as possible.
麻烦您留下姓名，我们会尽快与您联系的。
It's not something I would care to try myself but if she wants to, good luck to her.
这件事我自己是不想做的，但如果她想试一试，祝愿她成功。
He said he was off to the beach and would we care to join him.
他说他要去海滩，问我们愿不愿和他一块儿去。
Would you care to elaborate?
你愿意详细说明一下吗？
Would you care to go for a walk with me？你愿意跟我去散散步吗？
I never really cared to know who he was.
我以前从来不会想去了解他是个怎么样的人。
The hospital provides extramural care to patients who do not need to be admitted.
这家医院对无须住院的病人提供院外护理。
Experts reveal only as much as they care to.
专家们只透露了他们想透露的那些。
4.take care of意为“照料，照顾”，相当于look after。
He's well able to take care of himself.
他完全能够自理。
Taking care of a baby is hard work.
照看婴儿是件苦差。
When my parents were away, my grandmother would take care of me.
我父母外出的时候，总是祖母照看我。
The old lady must be taken good care of. 这位老太太一定要很好地照料。
提示
take care of 还表示“妥善保管（爱护，料理，呵护），对付，处理，解决”。
You have to learn to take care of your possessions.
你得学会保管好自己的财物。
May I remind you that the care of your health is a religious duty
我可以提醒你呵护自己的健康是一项宗教责任吗？
He doesn't care for his money.他不妥善保管他的钱。
We should take more care of our historic buildings.
我们应该更加爱护有历史意义的建筑。
It does my heart good to see the old place being taken care of so well.
看到故居被照管得这么好，真叫人高兴。
I'll take great care of it
我会加倍爱惜它的。
We need to take care of our bodies.
我们需要注意身体。
He doesn't take care of his money.
他没妥善保管好钱。
Don't worry；I can take care of it. 不要担心，我能对付得了。
I'll take care of that side of things.
事情的那方面由我来处理。
About 1,200 personnel will remain behind to take care of the air base.
大约会有1,200人留守看管这个空军基地。
You take care of your end, kid, I'll take care of mine
你管好你的事，孩子，我会管好我的。
As for food for the party, that's all being taken care of.
关于聚会要用的食物，都在置办当中。
They leave it to the system to try and take care of the problem.
他们让系统去设法解决这个问题。
I can take care of your kind.
我能对付像你这样的家伙。
5.I don't care意为“我不在乎”。类似结构还有：I don't know（我不知道），I don't mind（我不介意）。
I don't care if I never see him again!
即使我永远再也见不到他，我也不在乎！
I don't care what he thinks.
我才不管他怎么想呢。
I don't care what colour she is.
我不在乎她的肤色。
I don't care what they say. 我不在乎他们怎么说。
I really don't care when he will pay me back. 我真的不在乎他什么时候还钱。
I don't care what you do. 我不在乎你做什么。
I don't mind if you stay or go. 你去留我都不在乎。
You don't know how important it is to me. 你不知道这对我是多么重要。