Đề thi Tiếng Anh 9 Thí điểm Học kì 2 có đáp án (Đề 3)
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I have taken part free running since I was 15

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Circle the words or phrases that make these sentences meaningful.

I have taken part ______ free running since I was 15.

at

on

in

of

Giải thích

Đáp án: C