farmers的單數形式是什么

　　例句:

　　The bad weather is causing problems for many farmers.

　　惡劣的天氣給許多農民造成了困難。

　　Farmers still talk about the big freeze of' 99.

　　農民至今還在談論1999年的大嚴寒。

　　Subsidies to farmers will be phased out by next year.

　　對農民的補貼將在明年之前逐步廢除。

　　There could be further bankruptcies among small farmers.

　　小農場主中可能還會有人破產。

　　Farmers are now paid to let their land lie fallow.

　　農民讓土地休耕現在得到了回報。