12. Unfortunately, his _______ attacks on the ramifications of the economic policy have been undermined by his wholehearted acceptance of that policy’s underlying assumptions.
(A) damageful
(B) damagible
(C) damaged
(D) damaging

C:damaged(自己的部分)壞掉的

D:damaging(對別人)有害的

不幸的是，在經濟政策後續的影響上，他那些有破壞性的補救行動，被那些他全然接受暗藏預先假定(設)的經濟政策給削弱了。

Attack on--action to stop something

of that ---policy mention at beginning of sentence  

he said he had met her at the party, but that was not true.

ramification 

分枝；分派；縱橫交錯

1. 在……下挖坑道

   The convicts undermined the prison wall and escaped .   囚犯們在監獄牆下挖地道逃跑了。

2. （海，風等）侵蝕……的基礎

   The waves had undermined the cliff .   波浪沖刷侵蝕懸崖的底部。

Unfortunately, his _______ attacks on the ramifications of the economic policy have been undermined by his wholehearted acceptance of that policy’s underlying assumptions.

不幸的是,因為被他全心的接受這個被低估的政策假設,使這個經濟政策的結果被他破壞性的攻擊下逐漸侵蝕著.....