You ________ a book., are reading, readding, reading, I _______ homework now., am doing, dooing, is doing, He _______., am sleeping, is sleeping, sleepping, They __________ a hamburger., eating, is eating, are eating, They _______., am sitting, are sitting, He _________., is singing, is swim, is swimming, They __________ a test., are playing, is writting, are writing

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