The number of people flying first class on domestic flights rose sharply in 1990, doubling the increase of the previous year. A. doubling the increase of B. doubling that of the increase in C. double as much as the increase of D. twice as many as the increase in E. twice as many as the increase of
传说中的重点题,毫无意外的错了,解析为什么用doubling还是有点没懂 另外,也没搞懂B选项解析当中 the increase in previous year是指previous year的增长(这个逻辑doesn’t make sense),而不是在previous year增长,应该用the increase of the previous year 这个in 和of的区别到底在哪里