题目

 Mr Frank asked me a question ____ I could go with him to ____ he called the Treasure House the next week.        A. that; which        B. whether; that            C. whether; what   D. that; where 答案：C写出与下列现象相关的物理知识：家庭电路中零线．火线相接触引起火灾：________；新交通法规定汽车司机驾车时要系好安全带：________．