After I had walked for six hours,______ After I had walked for six hours,______ A I had been tired

题目

After I had walked for six hours,______ After I had walked for six hours,______ A I had been tired
After I had walked for six hours,______
A I had been tired out
B I"ll be tired out
C I was tired out
D I would have been tired out答案是C 原因是
考的是时态吗

答案

前半段用的是过去完成时,after表示在发生了什么之后,比过去完成时时间前一个级别的就是过去式,翻译为：在我走了六个小时后感觉筋疲力尽~故为c