Question

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

Answer 1

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

Answer 2

我筋疲力尽 从句是过去完成时，所以主句要用过去式

Answer 3

After I had walked for six hours用是过去完成时，按照语法规定，此时后面的句子就应该跟着的是过去时，因此ABD都被排除，After i have walked for six hours, i m tired out now.