He [ ] walk in the morning by the lake.A;were often B;used to C;was liked to D;was used to 必须有理由
问题描述：
He [ ] walk in the morning by the lake.
A;were often B;used to C;was liked to D;was used to
必须有理由
答
B
used to do sth 过去常常做某事,这是固定搭配
他过去早上常常在湖边散步
肯定对