我找不到对应的GWD题号!
Concerns about public health led to the construction between 1876 and 1904 of three separate sewer systems to serve metropolitan Boston. - Concerns about public health led to the construction between 1876 and 1904 of three separate sewer systems to serve
- Concerns about public health have led to the construction of three separate sewer systems between 1876 and 1904 to serve
- Concerns about public health have led between 1876 and 1904 to the construction of three separate sewer systems for serving
- There were concerns about public health leading to the construction between 1876 and 1904 of three separate sewer systems serving
- There were concerns leading between 1876 and 1904 to the construction of three separate sewer systems for serving
我选了B,觉得A of B结构不分开的好。答案为A。
[此贴子已经被作者于2006-6-11 11:15:29编辑过] |