【考试】你知道雅思听力中的那些替换原则吗？-新东方前途出国

2.同义词组的替换如：miss particularly替换 main attraction。 

3.主动与被动的替换：Coffee farming provides work for 30 million people 替换 30 million people earn a living by growing coffee。 

4.加减关系的替换：某题原文为Er, the bottles made in most places contain about three-quarters new glass and the rest is recycled。 

该题题干为 Most bottle makers use about __% recycled glass。用总数1减去3/4得1/4，再转换成百分数即得答案，正确答案为25%