You'd better wash your hands before meal.(改同义句

You'd better wash your hands before meal.(改同义句 your,meal,before,hands,each,wash连词成句 wash your hands before meal,please改为否定句 Wash your hands c.before a meal You had better wash your hands at once.改祈使句 You should wash your hands before eating这个句子的同义句是什么 Wash your hands before you eat You should wash your hands before_________(have)a meal. Remember to wash your hands before meals.的同义句是? Do you wash your hands before you eat?（保持句意基本不变） you,to,dinner,your,need,wash,hands,before连词成句 Please wash your hands b_____ each meal.