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肯定句与否定句相互转换 1. He has already finished his homework.（改为否定句） He ______ finished his homework ______. 2.Both of his parents were pleased with the result.（改为完全否定句） _____ pleased with the result. 3. Dont let him go boating today!(改为肯定句) _____ go boating today. 4. Youd better take it to your office.(改为否定句) Youd better_____ it to your office. 5.The children werent playing on the playground.(改为肯定句) The children______ on the playground. 6. All of us want him to rest.（改为完全否定句） _____ of us ______ him to rest. 7. Mary does her homework on Sundays. ( 改为否定句) Mary ______ her homework on Sundays. 8. Meimei has to look after her little brother at weekends. (改为否定句) Meimei______ to look after her little brother at weekends. 9. I think you are right.（改为否定句） I ______ think you ______ right. 10. She isnt going to wash anything on Sunday.（改为肯定句） She ______ going to wash ______ on Sunday. 答案： | 
