阿摩線上測驗
29. His beard is soft and as white as cotton; never in my life ______ anything of purer whiteness or greater
beauty.
(A)I have seen
(B) had I seen
(C) I had seen
(D)have I seen
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統計： A(6), B(23), C(9), D(42), E(0) #934337
統計： A(6), B(23), C(9), D(42), E(0) #934337
