Bài 2: Give the correct form of the word given to complete the sentences. 1. She refused her old carton boxes...... some interesting toys. (make) 2. People should try ti find some........ protecting methods to reduce current pollution. (Environment) 3. ........... is one of the main reasons causing floods and soil pollution. (Forest) 4. They encourage people to support........ products because they are friendly to the environment. (Use) 5. Police are investigating the .... of a young woman. (Disappear) 6. She tried her.... to answer all the questions of the quiz show, so she deserves to be the winner. (Good) 7. Petronas Twin Towers is one of the most famous....in Malaysia. (Architect) 8. Greenhouse gases trap........ from the sun in the atmosphere. (Hot) 9. Doing exercise more often can help you keep............. (Fitness).