6. People can find fiction books on the shelf->.... 7. They shouldn't sell food on the sidewalks->.... 8. We must keep our school clean and tidy->..... 9. Will you invite her to your wedding party ?->..... 10. Is she going to write poem ?-> .... 11. Must we finish the test before ten ?->..... 12. Will buses bring the children home ?->.... 13. Someone has to write the history of Mr Binh one day->.... 14. He has to pay the bill before the first of the month ->... 15. He has to finish it today->.... 16. They had to operate on him->..... 17. They will return those books to the library tomorrow ->..... 18. She has to finish her homework tonight->...... 19. You ought to repaint the walls->...... 20. People can make payment at any post office->...... 21. They are going to build a new supermarket next year->..... 22. I will translate this letter into English->...... 23. We must do something for these poor men->.... 24. This machine can wrap the cakes automatically ->..... 25. You should grow the flowers in the green house ->..... 26. He will ask his teacher to explain this lesson->..... 27. He shouldn't do that silly thing->.... (Đây là câu bị đoongn của động từ khuyết thiếu ạ Active:A+MV(nốt)-V+O Passive:S'(Ở)+MV(not)+be+V_PP+by+O'(S) ) Mọi người giúp mk với,mk cảm ơn ạ