I _________ a shower when the phone rang. So I could not answer it in time.
(A)took
(B)was taking
(C)had taken
(D)have taken
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統計: A(152), B(2271), C(214), D(79), E(0) #326219
統計: A(152), B(2271), C(214), D(79), E(0) #326219