The tire spread through the hotel but everyone __get out

问题描述:

The tire spread through the hotel but everyone __get out
A had to B would C was able to D could
应该选哪个?好像都没有什么区别?

选A ,此句用but 链接,后半句要有转折的意思
倦意遍及整个酒店,【但是】人们不得不出来.
四个选项中,只有A 能表达出转折的意思.