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— What question did the teacher ask just now?
— She asked how well this material     electricity or heat.
A.leadsB.conductsC.flowsD.takes
B
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。
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