33. A) For people to share ideas and show farm products. B) For officials to educate the farming community. C) For farmers to exchange their daily necessities. D) For farmers to celebrate their harvests.（A） 34. A) By bringing an animal rarely seen on nearby farms. B) By bringing a bag of grain in exchange for a ticket. C) By offering to do volunteer work at the fair. D) By performing a special skill at the entrance.（B） 35. A) They contribute to the modernization of American farms. B) They help to increase the state governments’ revenue. C) They provide a stage for people to give performances. D) They remind Americans of the importance of agriculture.（D）