将下列各句变为反意疑问句。 1. There is going to be a meeting, ? 2. Jenny has few good friends in her class , ? 3. Let's go, _____ ? 4. Let us go, ? 5. Don't play with water, ? 6. He looks unhappy, ? 7. The old man hardly sees nothing, ? 8. There is nothing in the box, ? 9. Everything goes well, ? 10. Everyone is here , ? 11. He has never been there, ? 12. I think he will come , ____ ?