Đề thi cuối kì 2 Tiếng Anh 8 Global Success có đáp án (Đề 9)

, made it easier to meet new people and keep (4) _________ touch with friends.

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......., made it easier to meet new people and keep (4) _________ touch with friends.

on

out

for

in

Giải thích

Đáp án đúng là D