Did you use to go to the same school as your brother?请问为什么是use to_英语解答

Did you use to go to the same school as your brother?请问为什么是use to 而不是used to

人气：228 ℃　时间：2020-03-24 12:34:00

解答

该句为一般过去式的一般疑问句有助动词did所以use用原形而不是used