GWD一逻辑题 求解

superfanluyao

Concerns about public health led to the construction between 1876 and 1904 of three separate sewer systems to serve metropolitan Boston.



A.Concerns about public health led to the construction between 1876 and 1904 of three separate sewer systems to serve

B.Concerns about public health have led to the construction of three separate sewer systems between 1876 and 1904 to serve

C.Concerns about public health have led between 1876 and 1904 to the construction of three separate sewer systems for serving

D.There were concerns about public health leading to the construction between 1876 and 1904 of three separate sewer systems serving

E.There were concerns leading between 1876 and 1904 to the construction of three separate sewer systems for serving

这个题我看的有点糊涂 请高人指导 坐等

crystalvine212

这题选A 吧？

1．时态应为过去时，干掉B
另可根据between 1876 and 1904的位置来判断？ B中该时间的位置不能明确说明该时间修饰的是system还是construction，
2．D和E选项将意思改了，变成了有concerns怎么怎么样了，而不是concern导致XXXXX
3．C和E用了for serving表达目的含义，没有to serve 好

superfanluyao

谢谢 非常感谢