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there used to be 一般疑问句是used there to be there used to be 一般疑
题目内容:
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)优质解答
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
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)
优质解答
Did there use to be
there used to be 的否定句是:
There didn't use to be
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