Tổng hợp đề thi Tiếng Anh có lời giải (Đề số 20)

Alex is going to take extra lessons to_____ what he missed while he was away

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Alex is going to take extra lessons to_____ what he missed while he was away

cut down on

put up with

catch up on

take up with

Giải thích

Đáp án C catch up on: đuổi kịp