— What question did the teacher ask just now?— She asked how well this materialelectricity

问题补充：

— What question did the teacher ask just now?

— She asked how well this materialelectricity or heat.

A. leads

B. conducts

C. flows

D. takes

答案：

A. leads

(答案→)B. conducts

C. flows

D. takes

解析：考查动词辨析。lead“引导”；conduct“导电，指引”；flow“流动”；take“带走，花费”。句意“老师刚才问的什么？”“她问的是这种材料的导电和导热性能怎样。”故选B。