be used to怎么变否定形式?

be used to怎么变否定形式? Jim used to be a policeman 变否定句 be used to doing sth 的否定形式及举例be used to doing sth 的否定形式 举例 used to do sth的疑问形式和否定形式还有be used to doing sth的疑问形式和否定形式 be used to do sth.否定形式是什么?也就是说,didn't used to do 还是didn't use to do used to e uesd to 的疑问＼否定的形式 there used to be a hospital near here 变否定句 there ___ ___ be a hospital near there used to作一般疑问句时,回答怎么回答?肯定和否定形式. 求文档: There used to be a cinema here before the war怎么改成否定句? 否定形式是否有didn't used to sb used to do sth.它的否定形式是什么? He used to be a shy boy.反意疑问句怎么变,两种 There seem to be的否定形式 be able to 否定形式是什么? need to be done否定形式 we whould like to play soccer的否定形式怎么变? Tom used to be really quiet[改为否定句 she used to be a history teacher 改为否定句