阿摩線上測驗
26. Robot-assisted surgery results in smaller scars, _____ hospital stays.
(A) slightest pain, and short
(B) less pain, and shorter
(C) painless, and short
(D) least pain, and shortest
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統計： A(8), B(272), C(17), D(3), E(0) #1284889
統計： A(8), B(272), C(17), D(3), E(0) #1284889
