問題詳情

24. Julia came home and found the door was open, but she remembered _____ it before leaving for work thismorning.
(A)lock
(B) to lock
(C) locked
(D) locking

參考答案

答案:D
難度:困難0.333333
統計:A(0),B(1),C(1),D(1),E(0)

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