TOOK PART 2. WAS CHOSEN 3. TO ATTEND 4. WAS ORGANIZED

Lớp 7 ĐỀ THI HSG SỐ 4 DÙNG CHO HS LỚP 9 THI TUYỂN SINH THPT VÀ HSG LỚP 7 8

Nội dung
Đáp án tham khảo

1. took part 2. was chosen 3. to attend 4. was organized