15000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 53)

In this age of (31) _______ telephone networks and electronic mail, it seems that fewer and fewer pe...

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In this age of (31) _______ telephone networks and electronic mail, it seems that fewer and fewer people are taking time to sit down and write letters to friends and relatives.

advanced

progressive

highly-developed

all are correct

Giải thích

Đáp án D

Advanced (adj) ~ progressive (adj) ~ highly–developed (adj): tiến bộ; phát triển