读对话，回答问题。
Chen Jie: Are you helpful at home, John?
John: Sure.
Chen Jie: What can you do?
John: I can make the bed, sweep the floor, and empty the trash.
Chen Jie: Can you cook the meals?
John: Sorry. I can't. What can you do?
Chen Jie: I can cook the meal, wash the clothes, do the dishes and put away the clothes.
John: Great! You're helpful.
1. What can John do?
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2. What can't John do?
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3. Is Chen Jie helpful at home?
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4. What can Chen Jie do?
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5. Who can make the bed?
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