15000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 1) (Part 5)

Card Anderson discovered two atomic particles that he identified while studied cosmic rays A. discovered B. that C. studied D. cosmic rays

407/500

Card Anderson discovered two atomic particles that he identified while studied cosmic rays

discovered

that

studied

cosmic rays

Giải thích

Đáp án A

Although => despite