12. I ________ to be up-to-date about current medical news, and I get all my information from various sources.
(A) stray
(B) strive
(C) gratify
(D) content
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統計: A(17), B(266), C(21), D(31), E(0) #3089100
統計: A(17), B(266), C(21), D(31), E(0) #3089100