阿摩線上測驗
14. Her ________ role as both a researcher and a lecturer allows her to bring cutting-edge findings directly into the classroom.
(A) singular
(B) minor
(C) dual
(D) solitary
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統計： A(0), B(7), C(137), D(4), E(0) #3271906
統計： A(0), B(7), C(137), D(4), E(0) #3271906
