1.Having cleaned the classroom,the students went to the playground to watch the football match.2.Our town has dozens of factories including several saw mills.3.Writing a letter to a friend of hers ,sh...句型轉換1.As soon as the thief saw the policeman ,he ran away quickly.____ _______the policeman ,the thief ran away quickly.2..It's getting late.We should go back to the hotel soon.It's getting late.We should _____ _____ _____to the hotel soon.3.I was just begining to talk about this question.Just then you interrupted me.I was ___ to talk about this question___then you interrupted me1.As soon as the thief saw the policeman ,he ran away quickly.__On__ __seeing_____the policeman ,the thief ran away quickly.2..It's getting late.We should go back to the hotel soon.It's getting late.We should __be going back___to the hotel soon.3.I was just begining to talk about this question.Just then you interrupted me.I was _about__ to talk about this question and then you interrupted me如果原題準確無誤，我就只能這么回答了，但是盡管可能有別的答案，我的回答應該是對的。