____ he ___ go to work by ferry before the bridge was built?a.Did_英语解答

____ he ___ go to work by ferry before the bridge was built?
a.Did; used to b.Did; use to
为什么选B?Did引导疑问,use就不用used了吗?

人气：395 ℃　时间：2020-04-27 19:22:54

解答

选A,used to do someting是一种语法,表示过去经常做某事!