There used to be.的反义疑问句是怎么样的?

There used to be.的反义疑问句是怎么样的? there be加used to 的反义疑问句是什么 There used to be some cities wall.的反义疑问句 there used to be an old ciname here,()/()()?反义疑问句 Lana used to be quiet,的反义疑问句是什么? used to反意疑问句There used to be a lot of trees.变反义疑问句有没有 used not there的或者是usen’t的?或者did not there? used to 的反义疑问句 There used to be a bookstore near here.（改为反义疑问句） There used to be a small inn in the village,____ _____(反义疑问句） there used to be的意思!RT, there be 反义疑问句 There seems to be no water,-------?这句话的反义疑问句应该怎么填?为什么是is there？能给个理由吗？为什么不是does there？那There used to be这个句型的反义疑问句为什么是 didn't there? 1.我几乎不能相信我的眼睛的英文I ___ ___ ___ my eyes.2.There used to be a lot of animals here.(改为反义疑问句)There used to be a lot of animals here,___ ____? there used to be (a park),反义疑问句,…………是didn't it 还是 there You used to be short 的反义疑问句是You used to be short,didn't you 反义疑问句：There used to be a lot of trees here,____there?为什么可以用weren't? 英语语法问题,used to在句中充当什么成分句子“There used to be a tree here.USED TO充当什么成分?变反义疑问句时是按照THERE BE句型么?可以举例句说明么? there used to be a tall tree in front of our classroom,_____?改为反义疑问句是wasn't there 还是didn't there? There used to be some big trees by the lake, ___________? 怎么变反义疑问句?只有一种变法吗？ 可以用weren't there吗？