dream ABOUT … (when you are asleep)
– I dreamed about you last night.
dream OF/ABOUT being something / doing something = imagine
– Do you dream of/about being rich and famous?
(I) wouldn’t dream OF doing something – I would never do it
– ‘Don’t tell anyone what I said.” “No, I wouldn’t dream of it.” (= I would never do it)
hear ABOUT … = be told about something
– Did you hear about what happened at the club on Saturday night?
hear OF … = know that somebody/something exists
– “Who is Tom Hart?” “I have no idea. I’ve never heard of him.” (not heard from him)
hear FROM … = receive a letter, phone call, or message from somebody
– “Have you heard from Jane recently?” “Yes, she called a few days ago.”
think ABOUT … and think OF …
when you think ABOUT something, you consider it, you concentrate your mind on it:
– I’ve thought about what you said, and I’ve decided to take your advice.
– “Will you lend me the money?” “I’ll think about it.”
When you think OF something, the idea comes to your mind:
– He told me his name, but I can’t think of it now. (not think about it)
– That’s a good idea. Why didn’t I think of that? (not think about that)
We also use think of when we ask or give an opinion:
– “What did you think of the film?” “I didn’t think much of it.” (= I didn’t like it much)
The difference is sometimes very small and you can use of or about:
– When I’m alone, I often think of (or about) you.
You can say think of or think about doing something (for possible future actions):
– My sister is thinking of (or about) going to Canada. (= she is considering it)
remind somebody ABOUT … = tell somebody not to forget
– I’m glad you reminded me about the meeting. I had completely forgotten about it.
remind somebody OF … = cause somebody to remember
– This house reminds me of the one I lived in when I was a child.
– Look at this picture of Richard. Who does he remind you of?
complain (TO somebody) ABOUT … = say that you are not satisfied
– We complained to the manager of the restaurant about the food.
complain OF a pain, an illness, etc. = say that you have a pain, etc.
– We called the doctor because George was complaining of a pain in his stomach.
warn somebody ABOUT a person or thing which is bad, dangerous, unusual, etc.
– I knew he was a strange person. I had been warned about him. (not warned of him)
– Vicky warned me about the traffic. She said it would be bad.
warn somebody ABOUT/OF a danger. something bad which might happen later
– Scientists have warned us about/of the effects of global warming.