She has been studying for two hours., He has been playing football since 5 o’clock., Have you seen this movie before?, I have been reading this book all day., Have they been waiting for a long time?, We have been learning English this year., They have been watching TV for a long time., How long have you been playing football?, She has been studying for three hours because she has an important exam tomorrow., Have you been studying regularly, or have you only started preparing for the exam recently?

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