Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 năm 2023 có đáp án (Đề 3)

At many top schools, such as Duke, Tufts, or Brown, over a third of the junior class take the opportunity to complete part of their (57) ________ outside of the United States.

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At many top schools, such as Duke, Tufts, or Brown, over a third of the junior class take the opportunity to complete part of their (57) ________ outside of the United States.

educator

educating

education

educations

Giải thích

Chọn C