56 If you are trapped in an elevator, ______ as much energy as you can and call 9-1-1 with your cell
phone if you have service.
(A) undo
(B) abandon
(C) spare
(D) pilfer
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統計: A(10), B(11), C(49), D(10), E(0) #2886388
統計: A(10), B(11), C(49), D(10), E(0) #2886388