Match the following and select the correct answer.1. SunlightA. to let the smoke go out2. ChimneysB. to sit and enjoy the fresh air and warmth of sunlight3. VerandahC. keeps mosquitoes and flies away4. Wire nettingD. keeps the rooms free from germs

• A. 1-A, 2-B, 3-C, 4-D
• B. 1-D, 2-C, 3-B, 4-A
• C. Green plants need carbon dioxide gas to make food.
• D. 1-C, 2-D, 3-B, 4-A