问xdf补充材料108.(but one)

berylgirl

Cleveland is but one of a large number of communities on the Great Lakes that is looking to its waterfront as a way to improve the quality of urban life and attract new businesses.

正确答案(C) are looking to their waterfronts to improve the quality of urban life and attract

but one of sth.that 后面的谓语动词是跟sth.的吗?   

leeon

   With its plan to develop seven and a half acres of shore land, Cleveland is but one of a large number of communities on the Great Lakes that is looking to its waterfront as a way to improve the quality of urban life and attract new businesses.

(A) is looking to its waterfront as a way to improve the quality of urban life and attract

(B) is looking at its waterfront to improve the quality of urban life and attract

(C) are looking to their waterfronts to improve the quality of urban life and attract

(D) are looking to its waterfront as a way of improving the quality of urban life and attracting（C）

(E) are looking at their waterfronts as a way they can improve the quality of urban life and attract

请确认读懂了句意；Cleveland...,Cleveland 是这些五大湖社区例外的一个，五大湖社区...,that从句修饰communities on the Great Lakes