Поставить правильную форму глагола в предложениях: 1. the farmers often harrow the fields? 2. he reap wheat in august? 3. they irrigate the fields twice a week? 4. the mechanic use a cartload of manure to fertilize black soil? 5. she often water her garden? 6. the farmers turn straw in the fields? 7. they grow a lot of crops every year?