18. It is essential that everyone ________ the work before the boss comes back.
(A) finish
(B) finishes
(C) finishing
(D) who finishes
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統計: A(766), B(457), C(153), D(61), E(0) #2082171
統計: A(766), B(457), C(153), D(61), E(0) #2082171
詳解 (共 5 筆)
#3912949
essential必要
4
0