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 attract the 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 traditional pharmacies, on-line drugstores rely on prescriptions to have success (C) As is the case with traditional pharmacies, prescriptions are the cornerstone of a successful on-line drugstore (D) As traditional pharmacies, so on-line drugstores rely on prescriptions to be successful (E) Like traditional pharmacies, the cornerstone of a successful on-line drugstore is prescriptions 这道题的b项前半部分错了,我没问题。我想问后面的rely on prescriptions to have success是不定式完成形式么?感觉特别怪,又不敢确定不对,不知道有没有这么说的。因为这里不像是不定式完成形式。。。 |