阿摩線上測驗
23. The word lingua franca in the first paragraph is closest in meaning to ___________.
(A) important source
(B) common language
(C) crucial technique
(D) branding stickiness
答案：登入後查看
統計： A(18), B(16), C(14), D(10), E(0) #1676395
統計： A(18), B(16), C(14), D(10), E(0) #1676395
