用used to造5个句子 肯定句 否定句 一般疑问句 用Qhere构成的特殊疑问句 反义疑问句
问题描述：
用used to造5个句子 肯定句 否定句 一般疑问句 用Qhere构成的特殊疑问句 反义疑问句
答
i used to swim in this river.
i didn't use to eat peanuts.
did you use to smoke.
there used to be a wooden house here.
there uesd to be a wooden house here,didn't it?