【正确答案】:
ON AVERAGE, EVERY 27 PLASTIC BOTTLES CAN BE PROCESSED INTO A PULLOVER SWEATER, AND EVERY 20 COKE BOTTLES CAN BE MADE INTO A JACKET.
【题目解析】:On average, every 27 plastic bottles can be processed into a pullover sweater, and every 20 Coke bottles can be made into a jacket.(考点:动词的选用, 将need需要分别替换为process和make, 强调处理加工的过程,尽量避免同一个单词的重复使用。)