题目

Hee-haw! Scores of farms across the country are opening up to overnight guests. The best have all the appeal of a first-rate inn ----- plus here a moo, there a moo. Sure, you and your kids plan to conquer the theme parks. In the meanwhile, why not make a little hay? Farm stays are fast becoming the great American alternative to the pre-packaged vacation. LIBERTY HILL FARM Rochester, Vt.; 802/767-3926; www.libertyhillfarm.com. Adults$75, teens $50,kids 12 and under $35, including breakfast and dinner; shared baths. Beth and Bob Kennett run a farm straight out of a storybook. You’ll find Beth两筐水果,甲筐比乙筐多30千克。乙筐卖出18千克,剩下的水果质量只有甲筐的40%,乙筐原有水果（_____）千克。