Turn these sentences into passive voice:
15. Farmers always make products from corn->
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16. My brother always invent telephones………………………………………
17. Lan often do the chores on sundays-> ………………………………………………
18. They cook the meal themselves-> ……………………………………………
19. Tan usually buy fish and vegetables for her mother-> ………………………
20. We don't use the saucepan and frying pan-> ………………………………………
21. Do you call Aunt Hoa every night?-> …………………………………………
22. Does your mother put the rug between the armchair and the couch?-> ……………
23. The mother doesn't let children play in the kitchen-> ……………………………………
24. Children do not play with matches-> ………………………………………………
25. My younger sister always empty the garbage in early morning-> ………………
26. Hung cleans the fish tank every afternoon-> ……………………………………………
27. Does our teacher do the experiment this afternoon? -> …………………………
28. The repairmen often fix the washing machine-> ………………………
29. Do these boys draw that picture?-> ………………………………………………
30. The old woman doesn't light the lamp in the evening->……………………………
31. My grandmother sometimes tell us the traditional stories-> ………………………………