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标题: prep 07版 SC 39题关于it的指代问题，求助 [打印本页]

作者: onlylee0302 时间: 2013-5-26 16:54
标题: prep 07版 SC 39题关于it的指代问题，求助
这道题正确答案是C，关于as is the case with看了破解上面的解释后懂了。但是，后半句没划线部分的it，指代的是什么呢？

助于不是prescriptions么，后面不应该是they么。。。
求NN们指教~~~

39. (26492-!-item-!-188;#058&003168)

As it is with traditional pharmacies,on-line drugstores rely on prescriptions to be successful, since it

is primarily prescriptions that attractthe customers, who then also buy other health-related items.

(A) As it is with traditional pharmacies,on-line drugstores rely on prescriptions to be successful

(B) As with the case of traditionalpharmacies, on-line drugstores rely on prescriptions to have

success

(C) As is the case with traditionalpharmacies, prescriptions are the cornerstone of a successful

on-line drugstore

(D) As traditional pharmacies, so on-linedrugstores rely on prescriptions to be successful

(E) Like traditional pharmacies, thecornerstone of a successful on-line drugstore is prescriptions

作者: bejamin1111 时间: 2013-5-26 21:03
我看it is..that是强调结构

作者: 板栗在奋斗 时间: 2013-5-26 22:47
嗯，楼上正解……

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