21. This group of chemicals is known to be harmful to people’s health.

A. dangerous                B. safe                        C. natural                D. risky

22. To an American, success is the result of hard work and self-reliance.

A. devotion                B. industry                C. laziness                D. enthusiasm

80 đề thi thử vào lớp 10 - Tiếng Anh - Form mới 2025 - 40 câu hỏi - Bùi Văn Vinh - Đề 38