問題詳情

17.Dr. Albert Schweitzer went to West Africa at age 38 and helped the sick people there for over 50 years. He will always be remembered for __________ he did.
(A) what
(B) that
(C) which
(D) where

參考答案

答案:A
難度:計算中-1
書單:沒有書單,新增

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