[单项选择]测试ZN28-12型真空断路器特性参数时需要的量具有0~125mm()1把,0~1000mm金属直尺1把。 A. 木板尺 B. 钢卷尺 C. 游标卡尺 D. 丁字尺
参考答案:C
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第1题: [单项选择]一块质量为3kg的金属,体积为6×10-3m3,它的密度为()。 A. 2×103kg/m3 B. 0.5×103kg/m3 C. 18×10-3kg/m3 D. 0.5kg/m3 参考答案:B
第2题: [单项选择]Questions 11-13 are based on a conversation you are going to hear.What is Mrs. James doing now A. She is studying cooking. B. She is studying typing. C. She is studying French. D. She is studying sewin 参考答案:C
第8题: [填空题]I still remember that no sooner ____________________ (我们一得出这个结论,他们就同意了). 参考答案:had we reached this conclusion than they agreed to it 答案解析:[考查点] ①固定结构。分析题干可知,本句是no sooner... than... 结构,表示“一……就……”。其中 no sooner后面的分句要采用部分倒装,而且句中谓语动词要用过去完成时,th