31. ______ mobile payments have many benefits, the public are still concerned about security issues. (本題為複選題)
(A) Although
(B) In spite of
(C) Even though
(D) By means of
詳解 (共 3 筆)
未解鎖
[譯] 雖然行動支付有很多好處,但公眾仍...
未解鎖
though / although / ...
未解鎖
In spite of + N.儘管 ...