B1. Chuyển sang câu bị động: 1. He writes a letter in EL everyday 2. They are reading comic at present 3. Are you telling stories at present? 4. Do you clean the floor everyday? 5. I am not having lunch at home 6. They are giving us a new pen now 7. Is your mother listening to music now? 8. They don't teach EL at school 9. We aren't buying her food in the market 10. Are they looking for the bike now?

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