I’ve been working all day, but I feel as if I nothing.A.have been achievedB.were
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I’ve been working all day, but I feel as if I ______ nothing.
A.have been achieved
B.were achieving
C.had achieved
D.am achieving
试题答案
C
考查虚拟语气，此题是与过去相反的虚拟语气，as if 后应用过去完成时态，句意：我整天一直在工作，但是我感觉好像什么也没完成。所以选C。