Câu 40: The author mentions the case of commuters in the third paragraph to illustrate ___.
A. the banks' cooperation with credit-card companies B. a possible drawback of the system
C. the modern technology of the e-cash system D. the transferability of the system
Bạn đang xem câu 40: - Đáp án - Đề thi thử THPTQG môn Anh THPT Đồng Đậu 2020 lần 1