I feed my rabbit carrots once a day对划线部分提问once a day划线

I feed my rabbit carrots once a day对划线部分提问once a day划线 英语问题，急急急i brush my teeth once a day对划线部分提问once划线 I clean up my bedroom once a week.对划线部分提问,划线部分是once a week. The old man waters the flowers once or twice a day.(对划线部分提问） The boy drinks milk once a day.(once加下划线)对划线部分提问 题目不完整,请看补充 I go hiking ( once) a week.(对划线部分提问) We should clean the rabbit's hutch once a day.（对once a day提问 I go hiking once a week.对划线部分提问(once) Once a weak,I went to see my grandpa.（就划线部分提问）once a week划线 I walk to my bowl many times a day.(对划线部分提问）,划线部分是many times my teacher goes for a swim once a week.(对划线部分提问) I walk them in the park once a day.对once a day提问