英语单选一道 说明原因

问题描述:

英语单选一道 说明原因
Upon hearing the bell ring,_________.
A the students' departure was hasty
B our departure was hasty
C we departed hastily
D the classroom was filled immediately
A为什么不可以?

选C;
理由:一听到铃声,我们就匆忙离开了.听的执行者是“我们”.A中是"学生们的离去",B中是"我们的离去",D中是"教室".