Medicare, the United States government’s health insurance program for the elderly and disabled, covers the full cost of home health care, [url]but not with other nonhospital services where 20 percent of the costs must be paid by beneficiaries[/url].
A. but not with other nonhospital services where 20 percent of the costs must be paid by beneficiaries
B. but not of other nonhospital services, making beneficiaries pay 20 percent of the costs
C. but not of other nonhospital services, for which beneficiaries must pay 20 percent of the costs
D. which is unlike other nonhospital services in that 20 percent of the costs must be paid by beneficiaries
E. which is unlike other nonhospital services that make beneficiaries pay 20 percent of the costs
答案C
想問: E哪裡錯?
再問: ,後面的but不是應該接句子嗎? 可是C的but後面不是句子,為什麼對呢?