34. She has been sitting _____ the waiting room patiently since two-thirty, but we have no idea when the supervisor will be back.
(A) across
(B) beside
(C) in
(D) on

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統計： A(11), B(24), C(262), D(43), E(0) #2077753

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#3682303
(A) across  穿越...
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