（1） 一般现在时变为一般过去时 She asked,“What time is it？”——She asked what time it was.（2） 现在进行时变为过去进行时 They said,“We are watching TV now.”——They said that they were watching TV then.（3） 一般将来时变为过去将来时Miss Yang asked me,“Where are you going for your summer holiday?”——Miss Yang asked me where I was going for my summer holiday. （4） 现在完成时变为过去完成时 Mr.Lee said to us,“I have been to Beijing twice.”——Mr. Lee told us that he had been to Beijing twice.（5） 一般过去时变为过去完成时 He told me,“I caught a thief yesterday .____ He told me that he had caught a thief the day before.（6） 过去完成时不变，仍为过去完成时 The police asked,”What had the thief stolen?”——The police asked what the thief had stolen.第六种情况不常见，中考不考，掌握前五种形式就可以。祝你学习进步！
I小蘑菇I
