Unit 6 Im watching TV.（知识讲解）clean意为“打扫, 清理”【知识详解】clean此处用作不及物动词, 意为“打扫, 清理”。例如：I spent all day cooking and cleaning. 我一整天都忙着做饭和打扫卫生。【拓展记忆】clean作及物动词, 意为“清扫”。例如：He is cleaning his room.他正在清扫他的房间。clean作形容词, 意为“干净的”, 在句中可作定语、表语或宾语补足语。例如：The classroom is very clean today.今天教室很干净。cleaning作名词, 意为“打扫, 清理”, 常构成短语do some/the cleaning, 意为“打扫卫生”。例如：Tom helps his grandfather do some/the cleaning every Sunday.汤姆每星期日都帮爷爷打扫卫生。cleaner作名词, 意为“清洁工；保洁员”。例如：His uncle is a cleane
