1·I'm completely exhausted.
我完全筋疲力尽了。
—— 《牛津词典》
2·I tried to stand up, but I was completely exhausted.
我企图站起来，可是已经筋疲力尽了。
—— 《新英汉大辞典》
3·I am completely exhausted.
我实在是累坏了。
4·She must have been completely exhausted.
她一定是精疲力竭了。
5·I can't deny that I feel completely exhausted.
我不能否认我感到精疲力竭。
6·Three or four hours and she's completely exhausted.
三四个小时后，她就完全筋疲力竭。
7·I'm completely exhausted after finishing the project.
完成了这个项目我感到筋疲力尽。
8·Well, I can not deny that I feel completely exhausted.
噢，我不能否认我觉得精疲力竭了。
9·We were completely exhausted after a day 's hard work.
辛苦工作一天后，我们都累得精疲力尽了。
10·Falling asleep is an ordeal for me (unless I'm completely exhausted).
以至于入睡对我来说，就是场严峻考验(除非我确实是精疲力竭的时候)。