问题补充:
---He was almost killed once.
---When was ?
--- was in when he was in the college.
A. that; It
B. this; This
C. this; It
D. that; This
答案:
(答案→)A. that; It
B. this; This
C. this; It
D. that; This
解析:考查代词:句意:--他有一次几乎丧生。--是什么时候?--就是在他上大学的时候。第一空填that指代上文,第二空用it指代时间,选A。