15. We were required to _______ appliances and turn off lights when leaving the office.
(A) disconnect
(B) handicap
(C) minimize
(D) slaughter
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統計: A(254), B(44), C(44), D(19), E(0) #2430764
統計: A(254), B(44), C(44), D(19), E(0) #2430764