He used to be a sailor.
这句子的否定式是:
He didn't use to be a sailor
Or
He used not to be a sailor.
个人认为反意疑问句应是:
He used to be a sailor, didn't he?
Or
He used to be a sailor, usedn't he?
He used to be a sailor.
这句子的否定式是:
He didn't use to be a sailor
Or
He used not to be a sailor.
个人认为反意疑问句应是:
He used to be a sailor, didn't he?
Or
He used to be a sailor, usedn't he?
• 谢谢愚教授!你的答案正好和补课中的例子吻合。 -beautifulwind- ♀ (0 bytes) () 10/19/2011 postreply 23:06:33