全国公共英语PETS2精品阅读51

　With the advent of freezers and mechanical refrigeration, ice cream production soared, with 150 million gallons of ice cream being made in the U.S. in 1919. Today, one simply has to walk down to his or her local ice cream shop to enjoy ice cream. The only difficulty is which flavor to choose.
　　有了冰箱和冷藏技术之后，冰淇淋制造业也随之蓬勃发展，一九一九年美国制造了一亿五千万加仑的冰淇淋。今天，只要走几步路，你就可以在住处附近的冰淇淋店好好地享用一番了，唯一的困难是选择何种口味的冰淇淋。