there used to be 一般疑问句是used there to be
问题描述:
there used to be 一般疑问句是used there to be
there used to be 一般疑问句是:
Did there use to be...(对吗)
there used to be 的否定句是:
There didn't use to be...(对吗)
答
there used to be 一般疑问句是:
Did there use to be
there used to be 的否定句是:
There didn't use to be