Heirloom tomatoes, grown from seeds saved from the previous year, only look less appetizing than their round and red supermarket cousins, often green and striped, or have plenty of bumps and bruises, but are more flavorful. A.cousins, often green and striped, or have plenty of bumps and bruises, but are B.cousins, often green and striped, or with plenty of bumps and bruises, although C.cousins, often green and striped, or they have plenty of bumps and bruises, although they are D.cousins; they are often green and striped, or with plenty of bumps and bruises, although E.cousins; they are often green and striped, or have plenty of bumps and bruises, but they are
还有一道
After several years of rapid growth, the health care company became one of the largest health care providers in the metropolitan area,while it then proved unable to handle the increase in business, falling months behind in its payment todoctors and hospitals. A. while it then proved unable to handle the increase in business, falling months behind in its payment to B. while it then proved unable to handle the increase in business and fell months behind in its payment to C. but then it proved unable to handle the increase in business, falling months behind in its paying D. but then proving unable to handle the increase in business, falling months behind in paying E. but then proved unable to handle the increase in business, falling months behind in paying 答案是E, C项为什么错类？ E由逗号断开两个主句，主语应该是不能省略的吧/?