第33题: [单项选择]What did the woman buy for her father A. A bag. B. Some tea. C. A bag and some tea. 参考答案:B 答案解析:[解析] M: Did you go shopping yesterday W: Yes. I bought a bag for my mother and some tea for
第34题: [单项选择]大型异步电动机的气隙为() A. 0.2~0.6mm B. 1.0~1.5mm C. 0.5~1.0mm D. 0.8~1.0mm 参考答案:B