wash your hands before meal,please改为否定句

wash your hands before meal,please改为否定句 your,meal,before,hands,each,wash连词成句 Wash your hands c.before a meal Please wash your hands b_____ each meal. You'd better wash your hands before meal.(改同义句 wash your hands ____ a meal please wash the dishes 改为否定句 Please ( )(wash) your hands now Please clap your hands否定句 Whsh your hands again.改为否定句 按要求变换句型 Please wash your face,Tom!(改为否定句） Wash your hands before you eat