A. it is clear B. it is liquid C. it can carry electric current easily D. it is cold 相关知识点: 试题来源: 解析 C。中文解析:水是电的良导体是因为它能很容易地传导电流。A 选项“它是清澈的”,B 选项“它是液体”,D 选项“它是冷的”都与水是电的良导体的原因无关。反馈...
Copper is a good conductor of electricity. Which of the following is not a good conductor? A. Silver B. Rubber C. Gold D. Aluminum 相关知识点: 试题来源: 解析 B。解析:在自然科学中,橡胶(rubber)是绝缘体,不是电的良导体。而银(silver)、金(gold)和铝(aluminum)都是良好的电导体。从英语...
Which substance is a good conductor of electricity? A. Glass B. Wood C. Metal D. Plastic 相关知识点: 试题来源: 解析 C。本题考查物质的导电性。Glass(玻璃)、Wood(木头)、Plastic(塑料)都是绝缘体,不导电;Metal(金属)是良好的导体。反馈 收藏 ...
百度试题 结果1 题目___is an excellent conductor of heat and electricity.相关知识点: 试题来源: 解析 (1)Copper 反馈 收藏
百度试题 结果1 题目The element that is a good conductor of electricity is ___. A. oxygen B. sulfur C. copper D. nitrogen 相关知识点: 试题来源: 解析 C。铜是一种良好的电导体。氧气、硫和氮气通常不是良好的电导体。反馈 收藏
Which of the following materials is a good conductor of electricity? A. glass B. rubber C. copper D. plastic 相关知识点: 试题来源: 解析 C。铜是良好的电导体。选项 A 玻璃、选项 B 橡胶和选项 D 塑料都是绝缘体。本题涉及物理知识点是导体和绝缘体,英语知识点是材料名称的表达。反馈 收藏 ...
题目The element that is a good conductor of electricity is ___. A. oxygen B. sodium C. phosphorus D. sulfur 相关知识点: 试题来源: 解析 B。钠是一种金属元素,金属通常是良好的导电体。氧、磷、硫都不是良好的导电体。反馈 收藏
Silver is the best conductor of electricity, copper ___ it closely.A. followed B. to follow C. following D. being followed 相关知识点: 试题来源: 解析 C 考查独立主格结构。句意为“银是电的最良导体,铜紧跟其后”。本句的主语是silver.但后半句的逻辑主语是copper,所以用“逻辑主语+现在分词短语...
Silver is the best conductor of electricity, copper( )it closely. 问题1选项 A. followed B. following C. to follow D. being followed 相关知识点: 试题来源: 解析 [答案]B [解析]考查非谓语动词。一般情况下,分词作状语时,应与句子的主语存在一定的逻辑关系(主谓或动宾关系),否则分词就必须有自己的...
百度试题 结果1 题目 The earth is a conductor of electricity, and as such it may form part of an electrical circuit.( ) 相关知识点: 试题来源: 解析 正确 反馈 收藏