6. Philosophers take up the complex problem,_____on it and produce great works.
(A) sober
(B) kindle
(C) convert
(D) brood

答案：登入後查看
統計： A(17), B(29), C(39), D(109), E(0) #319629

詳解 (共 2 筆)

#323749
brood on 沉思..
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#329661
（一）清醒（二）點燃（三）轉換（四）育雛、沉思
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