Looking at old photographs of yourself on social websites can improve your mood, and this finding _______ previous research, which suggested otherwise.
A．consumesB．contradictsC．conductsD．congratulates
B

試題分析：句意：看著自己在社交網(wǎng)站上的舊照片中可以改善你的情緒,這一發(fā)現(xiàn)與之前的研究相矛盾,那個(gè)研究表明是相反的。A. consumes  消費(fèi)，消耗，吃喝，B. contradicts與…發(fā)生矛盾，與…抵觸，C. conducts組織，安排，實(shí)施，執(zhí)行，D. congratulates祝賀，所以選B。
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