His uncle went abroad in 2010, and _______since．
A．has not been heard ofB．had not been heard of
C．had not heard ofD．has not heard of
A
考察時態(tài)。根據(jù)前一句可知他叔叔2010年出國，本題的關(guān)鍵詞是since,這里是指出國以后就沒有被聽說過。
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