----- Nội dung dịch tự động từ ảnh ----- 3. For many people, a good knowledge of music and arts is regarded as a for every student. C. necessary D. need his brother. A. in needs B. necessity 4. Last year, Matt earned A. twice as much as B. twice as many as C. twice more than D. twice as more as 5. Arts are of great. in education, especially for young children. A. unimportant B. unimportance C. importantly 6. Classical music is not D. importance as pop music. B. more excited C. as exciting D. as excited difficult _ it was last month. A. exciting 7. The test is not A. as - as B. so - as C. more - as D. A & B are correct.