语法jj

181.
   (27438-!-item-!-188;#058&002362)

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

174.
            (28920-!-item-!-188;#058&003515)

 Often major economic shifts are so gradual as to be indistinguishable at first from ordinary fluctuations in the financial markets.

A. so gradual as to be indistinguishable

B. so gradual so that they can be indistinguishable

C. so gradual that they are unable to be distinguished

D. gradual enough not to be distinguishable

E. gradual enough so that one cannot distinguish them

A A

黄色的是我答错的

LZ没仔细阅读我的解压缩吧

我已经解释的很清楚了  红色为正确答案 黄色为hang13答错的答案