A. out = not burning, not shining
A1. go out: Suddenly all the lights in the building went out.
A2. put out a fire/ a light: We managed to put the fire out.
A3. turn out a light: I turned the lights out before leaving.
A4. blow out a candle: We don’t need the candle. You can blow it out.

B. work out = do physical exercises (e.g. Jon works out at the gym three times a week)
B1. work out = develop, progress (e.g. Good luck for the future. I hope everything works out well for you)
B2. work out (for mathematical calculations) (e.g. The total bill for three people is $84.60. That works out at $28.20 each)
B3. work something out = calculate, think about a problem and find the answer (e.g. I can’t work it out in my head)

C. carry out an order/ an experiment/ a survey/ an investigation/ a plan etc. (e.g. An investigation into the accident will be carried out as soon as possible)
C1. fall out (with some body) = stop being friends (e.g. They used to be very good friends. I’m surprised to hear that they have fallen out)
C2. find out that/ what/ when etc., find out about something = get information (e.g. The police never found out who committed the murder)
C3. give/ hand things out = give to each person (e.g. At the end of the lecture, the speaker give out information sheets to the audience)
C4. point something out (to somebody) = drew attention to something (e.g. As we drove through the city, our guide pointed out all the sights)
C5. run out (of something) (e.g. We ran out of petrol on the motorway. (= we used all our petrol))
C6. sort something out = find a solution to, put in order (e.g. There are a few problems we need to sort out)
C7. turn out to be~/ turn out good/ nice etc./ turn out that ~ (e.g. The weather wasn’t so good in the morning, but it turned out nice later)
C8. try out a machine, a system, a new idea etc. = test it to see if it is OK (e.g. The company is trying out a new computer system at the moment)