Question

переделать из активного залога в пассивный.
1.this firm infringed our trademark.
2.we quoted the price for the item.
3.they deliver goods of first quality to our wholesale deports/

Answer 1

Our trademark was infringed by this firm.
The price for the item was quoted by us.
Goods of (по идее тут должно быть the) first quality are delivered by them to our wholesale deports.