问题补充:
Nothing he did was helpful to solve this problem, ?
A. didn’t he
B. was it
C. wasn’t it
D. did he
答案:
A. didn’t he
(答案→)B. was it
C. wasn’t it
D. did he
解析:考查反意疑问句。句意“他所做的对解决问题毫无用处,不是吗?”nothing表示否定,故反意疑问部分用肯定,排除A、C;前面用的be动词was,故后面也用was,排除D。故选B。