[单选题] "一个受电弓最多可同时给( ) 个辅助逆变器供电。 A. 1 B. 2 C. 3 D. 4"
参考答案:D
热门试题:
第1题: [单项选择]The more you understand your computer, the______it is that you will find out the problems before they occur. A. more probably B. more possibly C. more likely D. much likely 参考答案:C 答案解析:[解析] 本题考查的是“the more..., the more...”结构。这一结构意思为“越……,就越……”。同时,本题还考查了“It is likely that...(……有可能)”,其比较
A. a newspaper advertisement B. a chapter of a novel C. an excerpt from a textbook D. a scientific report of new findings 参考答案:C 答案解析:[定位] 考查文章的来源。 [解析] 由本文的语言风格和描述内容可以判定这篇文章既不是商业性的,也不是文学性的,同时文中叙述的内容具有科普性质,不可能是太前沿性的,因此A,B,D三项都不正确,选