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contrapositionWhat is the meaning of 'what could he have been thinking of?It's a question.. . What is it that you don't understand?
contrapositionCan you give me more explanations, please?This is what I have for you:
contrapositionThanks for your help.But I'm already accustomed to 'word orders'. It is what is meant by 'could have been -ing' that I want to know.I have learned that 'could have past participle' is used when you are saying that it was possible for someone to do something in the past but they did not try. But I have not learned of or seen 'could have been -ing' ever.CP