He is an expert at chemistry. We all call him a ___. A: chemistryB: chemicalC: chemistD: physician 相关知识点: 试题来源: 解析 C正确率: 66%, 易错项: B翻译他是在化学方面是专家,我们都叫他化学家。 本题考查词义辨析。A项,n. 化学,一般指学科;B项,n. 化学制品,化学药品;adj. 化学的...
a change in which matter keeps the same chemical properties; a change in size, shape, volume, or state of matter. Grade 6 Respiration, Digestion, and Excretion Chemical digestion - chemical reactions break down food.Previous Page 1 of 104 Next Privacy...
Asymmetric synthesis, also known as chiral stereoselective synthesis or enantioselective synthesis, is the branch of organic synthesis that deals with chemical reactions i... MORE At ALL Chemistry, we create chemistry for a sustainable future. Through science and innovation we enable our customers in ...
3He is an expert at chemistry. We all call him a .A.chemistryB.chemicalC.chemistD.physician 43.He is an expert at chemistry.We all call him aA.chemistryB.chemicalC.chemistD.physician 5 He is an expert at chemistry. We all call him a .A. chemistryB. chemicalC. chemistD. physici...
John F. Burns
A. chemistry B. chemical C. chemist D. physician 相关知识点: 试题来源: 解析 C 【详解】 句意:他是化学专家。我们都叫他化学家。 考查词汇辨析,chemistry化学;chemical化学的;chemist化学家;physician医生。根据“He is an expert at chemistry”,可知应该是化学家,故选C。反馈...
百度试题 结果1 题目 5. He is an expert at Chemistry. We all call him a A. chemistry B. chemical C. chemist D. physician 相关知识点: 试题来源: 解析5.CLOH→LHC→AHClH+HCl=Fe+HCL=H_2CL优质解答 反馈 收藏
He is an expert at chemistry. We al call him a.A. chemistryB.chemicalC. chemistD. physician 答案 【解析】4.【解析】C冠词常用于修饰名词。chemistry“化学”; chcmical^a 化学的”;chemist“化学家”;physician“内科医生”。相关推荐 1【题目】()4. He is an expert at chemistry. We al call ...
He is an expert at chemistry. We all call him aA.chemistryB. chemicalC. chemistD. physician 答案 C根据空前的冠词a可知,此空需要名词,排除B项;再参考句意“他是化学方面的专家,因此我们都叫他化学家。”排除A项和D项,physician意为“内科医生”。相关推荐 1He is an expert at chemistry. We all ...
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