Viết câu trả lời cho các câu hỏi sau

Bài tập 3: Viết câu trả lời cho các câu hỏi sau 1. Are the keys under the books? 2. Was his house on an island? => 3. Was it raining? =>...... 4. Are flowers grown here? 5. Has your brother left? =>.. 6. Have you driven before? => 7. Did the key work? =>... 8. Do they smoke? =>... 9. Can we stay? =>.. 10. Should they stop?=>.