A
本题考查让步状语从句.
as 虽然,尽管
引导让步状语从句时.
名词 + as / though + 主语 + 动词
King as he was,he was unhappy.他虽是国王,但他并不幸福.
Child as he is,he knows to help other.他虽是个孩子,却知道帮助别人.
【说明】其中的动词通常为连系动词,也就是说位于句首的名词是其后连系动词的表语.另外,要特别注意位于句首的名词前习惯上不用冠词,即使其前有形容词修饰也不用冠词.比较：
形容词 + as / though + 主语 + 动词
Successful as he is,he is not proud.他虽然成功,但不骄傲.
Improbable as it seems,it’s true.虽然看起来不太可能,但却是真的.
【说明】其中的动词也通常为连系动词,也就是说位于句首的形容词是其后连系动词的表语.
副词 + as / though + 主语 + 动词
Much as I like Paris,I couldn’t live there.尽管我喜欢巴黎,但我不能住在那里.
Hard though they tried,they couldn’t make her change her mind.尽管他们做了很大努力,却没法让她改变主意.
动词原形 + as / though + 主语 + 动词
Object as you may,I’ll go.纵使你反对,我也要去.
Try as he might,he couldn’t solve the problem.尽管他想方设法,却未解决这个问题.
【说明】主语后的动词通常为 may,might,would,did 等情态动词或助动词(若表示情态意义,则选用情态动词；若陈述事实,则用 did,do 等助动词).