SAT一道改错题目only after the floodwaters had rose 2 feet was the mayor_英语解答

SAT一道改错题目
only after the floodwaters had rose 2 feet was the mayor willing to order the evacuation of some homes.
答案说rose用错,
为什么?

人气：319 ℃　时间：2019-12-29 13:44:44

解答

完成时have/had之后,所接动词要用过去分词形式
rise-rose-risen