không cần ghi lại câu ạ 1. Wearing casual clothes helps students have freedom of ___. CHOOSE 2. Telephone is one of the greatest _____ in 19th century. INVENT 3. Van Cao is one of the most famous _____ in Vietnam. MUSIC 4. I think the Internet is a _____ device to get information. USE 5. I sent her a letter last month but I have received no _____ from her. RESPOND 6. Food and clothing are _____ of life. NECESSARY 7. She can find no _____ to her financial troubles. SOLVE 8. All _____ to Washington are delayed because of the bad weather. FLY 9. The _____ of their house left them no place to live. DESTROY 10. We all looked _____ after the summer holidays. HEALTH