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She is very dear to us. We have been prepared to do ______it takes to save her life.
A.whicheverB.however
C.whateverD.whoever
答案:C
试题分析:考查宾语从句。句意:她对我们来说很珍贵,我们已经做好了不惜一切代价来拯救她的准备。A无论哪一个;B无论怎样;C无论什么;D无论谁。do后跟从句作宾语,宾语从句中的takes后缺少宾语,whatever在名词性从句中作主语或宾语,故选C。
考点:考查宾语从句