The buses were surrounded by an angry crowd, ____were already full.

问题描述:

The buses were surrounded by an angry crowd, ____were already full.
a. but most of them b.most of which c,which most d.that most
选a,既然a可以那为什么b不行?

b.most of which 才是正确选项.
根据语境,这里并没有转折的意思,故不能用but.

【俊狼猎英】团队很多人围着车想上去但车已经很拥挤了,可以转折的啊..你说得没错,刚才看错了,a. but most of them 才对。有转折的意思