could句的反义疑问句怎么改

mary could wait any longer .改为反义疑问句怎么改? 一般将来时怎么改反义疑问句 改为反义疑问句怎么改? 含有could的句子变反义疑问句怎么变 反义疑问句.例如：I didn't think she could win,后面该怎么改? 祈使句的反义疑问句Let me take you out.Open the door.怎么改反义疑问句? 反义疑问句could may怎么变、 带有should的句子怎么改反义疑问句 与had有关的反义疑问句怎么改 改初中反义句和选择疑问句 这些英语反义疑问句怎么改? 被动语态怎么改反义疑问句?