how often 的用法How oftendo you help the old man with the housework?_英语解答

how often 的用法
How oftendo you help the old man with the housework?
Once a week为什么

人气：404 ℃　时间：2020-06-22 14:57:38

解答

how often 的用法：“多久,次数”
“你多长时间帮那个老人干一次家务活”
“一周一次”