Under no circumstances_____ his home turned into a battlefield between the forces of light and darkness.

A．would he have

B．he would have

C．would have he

D．he would have had

うちの弟は、自動車整備工場で毎日油（）になって、働いている。

A.まみれ

B.ずくめ

C.の限り

D.に極み答案