Cooperative apartment houses have the peculiar distinction of being dwellings that must also operate as businesses.
(A) of being dwelling that must also operate as businesses
(B) of dwellings that must also operate like business
(C) that they are dwellings that must operate like businesses
(D) that, as dwellings, they must also operate like businesses
(E) to be a dwelling that must also operate as a business
答案是A。这个A到底是什么意思呢?到底是什么must also operate as businesses呢? cooperative apartment houses 是复数,怎么变成dwelling单数呢? |