In a text about the properties of metals, "Metals are good conductors of heat and electricity." Which of the following is not a property related to this characteristic? A. They have a high density B. They have free electrons C. Their atoms are closely packed D. They are brittle 相关...
A. Non-metals are bad conductors of heat. B. Metals can transfer heat quickly. C. All materials are good conductors of heat. D. Heat can be conducted through metals E. asily. 相关知识点: 试题来源: 解析 C。本题考查对热传导的理解。A 选项非金属通常是不良导体,符合常理;B 和 D 选项...
I say pure metal because alloys are relatively poor conductors of heat and electricity. This is because alloys are formed by introducing foreign atoms into a metal. This leads to an increase in irregularities, which then obstruct the motion of a free electron. As the free electrons are unable ...
译文. 几乎所有金属都是导体,银是最好的。 A. Almost, being B. Almost all, being C. Almost, is D. Almost all, to be 相关知识点: 试题来源: 解析 B。 silver being the best conductor of all独立主格结构做状语。反馈 收藏
解析 答案:being 解析:句意:几乎所有的金属都是良好的导体,其中银是最好的。句中的两部分由逗号分隔,无连词,逗号前面是含有谓语动词的句子;逗号后的部分有其主语silver,由此可推断,逗号后需要用独立主格形式。还原成句子应为“Almost all metals are good conductors, and silver is the best of all。”....
句中的两部分 由逗号分隔,无连词,逗号前面是含有谓 语动词的句子;逗号后的部分有其主语 silver,由此可推断,逗号后需要用独立主 格形式。 还原成句子应为 “ Almost all metals are good conductors, and silver is the best of all. " 反馈 收藏
A. and silver being the best of all B. silver is the best of all C. silver being the best of all D. while silver being the best of all 相关知识点: 试题来源: 解析 [解答]答案:C.考查独立主格结构.在英语中,两个句子不能用逗号连接,排除B项;A项中,and是并列连词,然而and之后不是一个句...
Are all metal conductors of heat? Metals are considered as good conductors of heat whereas the non-metals are considered as the poor conductor of heat. Complete solution: ... Thus, metals are good conductors of heat. Gold, mercury, lead and alloys all are good conductors of heat....
Almost all metals are good conductors, A. and silver being the best of all B. silver is the best of all C. silver being the best of all D. while silver being the best of all 相关知识点: 试题来源: 解析 C 本题考查独立主格结构。解题步骤:1. 确定考点。句子当中已经出现了谓语动词are...
silver is the best of allC. silver being the best of allD. while silver being the best of all 2【题目】Almost all metals are good conductors,___.()A. and silver being the best of allB. silver is the best of allC. silver being the best of allD. while silver being the best ...