问题补充：
, he still put people’s life in the first place.
A. However he was tired
B. Now matter he was tired
C. Now matter how was he tired
D. However tired he was
答案：
A. However he was tired
B. Now matter he was tired
C. Now matter how was he tired
(答案→)D. However tired he was
解析：考察让步状语从句。However引导让步状语从句，后面直接接形容词，副词。故D正确。C项的语序错误。
