Question 17:The athlete failed in his last _______ to break the world record
A. trial B. effort C. attempt D. experience
Question 18: We have decided to _______ our research into environmental waste to ensure high health standards in this city.
A. broaden B. outweigh C. exaggerate D. boost
Đề phát triển từ đề minh họa 2021 - Tiếng Anh - GV Cô Hiền - Đề 1 - có lời giải