这里meant 是mean 的被动语态。例(1)：主动语态： “Forthrightness” means what?被动语态： What is meant by “forthrightness”?例(2)：主动语态： Rita writes a letter.被动语态： A letter is written by Rita.例(3)：主动语态： 一辆车撞死了行人 被动语态： 行人被一辆车撞死...
结果1 题目(c) What is meant by the term unsaturated hydrocarbon?unsaturated hydrocarbon 相关知识点: 试题来源: 解析 (contains) double bond/ triple bond/ multiple bond(s)/not all bonds are single(contains) carbon and hydrogen only 反馈 收藏 ...
4 (a) State what is meant by the term polarisation when applied to a wave.[1](b)Explain why only transverse waves can be polarised.[2](c)Some films released have enabled viewing in three dimensions (3D). This can be done using two superimposed polarised images on the screen. One of ...
在某小学进行体检时,发现有少量学生吵嘴有轻度溃疡,思疑可能是某营养素缺少, 并进行了相应的实验室检查。该营养素及其相应的实验室检测项目分别是:①维生素 B1②维生素 B2③红细胞转酮醇酶活性系数④全血谷胱甘肽复原酶活力系数
B. 错误 查看完整题目与答案 文化的力量,总是“润物细无声”地融入社会力量之中,成为社会和谐的“黏合剂”。() A. 正确 B. 错误 查看完整题目与答案 防火墙是一种系统或一组系统,它可以在企业内网与外网之间提供一定的安全保障。() A. 正确 B. 错误 查看完整题目与答案 提高全社会文明程度,...
toenergy production,thereis no freelunch. “Windbeatscoalbyanyenvironmentalmeasure, butthatdoesn?tmeanthatitseffectscanbeignored.Wemustusefewerfossilfuelstostopcarbon production.In doing so,we must make choicesbetweenvariouslow-carbontechnologies, allofwhichhavesomeenvironmentaleffects,”he said. Morethanten...
(a)Natural gas, which is mainly methane, is a fossil fuel.(i) What is meant by the term fuel?[1](ii) Name two other fossil fuels.[2](iii) Name a solid fuel which is not a fossil fuel.[1] 相关知识点: 试题来源: 解析 (a)(i) substance/ material/ compound/element/mixture (...
Is complacency a bad thing? 1 : self-satisfaction especially when accompanied by unawareness of actual dangers or deficiencies When it comes to safety,complacency can be dangerous. How do I stop being so complacent? Here are five steps to avoid complacency once you've achieved your dream goal....
What is meant by speciation State the various factors which could lead to the formation of new species - Speciation is the process of the formation of new species either by evolution or by genetic modification of the existing species in a population.Fac
Carbon forms a large number of compounds with different types of bonds. Using compounds of your choice, explain this concept. What does stewardship mean in the context of management's stewardship of resources? What is meant by the cytoskeleton of the cell?