Something has to be done to stop the rivers from being further polluted ?A. doesn’t itB.

问题补充：

Something has to be done to stop the rivers from being further polluted, ?

A. doesn’t it

B. hasn’t it

C. does it

D. has it

答案：

(答案→)A. doesn’t it

B. hasn’t it

C. does it

D. has it

解析：考查反意疑问句。Have/has/had to表示“不得不，必须”时，反意疑问句用don’t/doesn’t/didn’t。不定代词Something作主语，反意疑问句用it。故选A。