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
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发表于 2013-5-26 16:54:03
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