“Hydrogen” is made up of “hydro-” and “-gen”. “hydro-” means “water” and “-gen” means
Recall that all living things are made up of tiny units called cells, and that -cells are surrounded by a covering called a membrane (膜).The membrane allows things to move in and out of the cell, and it also controls what can get through. 1 They must have water, oxygen, sugar, sod...
[ ] A.is made up B.is made up of C.is consisted of D.is consisted in 答案 B 提示: be made up of 相当于consist of. 结果二 题目 Water ___ hydrogen and oxygen.A.is made upB.is made up ofC.is consisted ofD.is consisted in 答案 B 结果三 题目 Water ___ hydrogen and oxyge...
Just like cars, trucks, and other vehicles form a transport system for the pick up and delivery of materials out in the world, the body has a transport system, too.3 Passive transport is easiest for the cells because they don't need to use any energy to make it happen.Diffusion (扩散...
解析 【答案】oxygen【核心短语/词汇】oxygen:氧【翻译】水是由氢和氧组成的。【解析】be made up of:由……组成。句意:水是由氢和___组成的。根据常识,水是由氢和氧两种元素组成的。氧:oxygen,是不可数名词,不用变形,故答案为:oxygen。 反馈
解析 考查动词短语词义辨析.make up of的意思是"构成,组成",如果是be made up of,则A项也是正确的;make of理解; 推断;以 …为材料制作;consist of由 …组成;consist of没有被动语态,可排除D项.根据句意"据说水由氢气和氧构成."故C项正确.故选:C....
Water is_oxygen and hydrogen(氢). A. made up of B. made of C. made from D.made in 答案 24.A be made of意为“由……制成”,由制成品可以看出原材料;-|||-be made from意为“由……制成”,由制成品看不出原材料;be-|||-made in意为“在…制成”;be made up of意为“由……...
6. Water isoxygen and hydrogen(氢气).A.made ofB. made fromC. made intoD.made up of 答案 【解析】【答案】D【核心短语/词汇】make up of:构成【翻译】水是由氧气和氢气构成的。【解析】题干意思为水是_氧气和氢气,根据常识可知这里要表达水是由氧气和氢气构成的。结合选项A(用.制造);B(由.制造...
解析 be made up of由……组成,根据句意用一般现在时的被动语态.故答案是made up of结果一 题目 【题目】水由氧气和氢气组成Water isoxygen and hydrogen . 答案 【解析】be made up of由..组成,根据句意用一般现在时的被动语态故答案是made up of相关推荐 1【题目】水由氧气和氢气组成Water isoxygen and...
Water is ___ hydrogen and oxygen. A. made upB. made up ofC. made byD. making by 相关知识点: 试题来源: 解析 B [解析] 这道题考查动词make的词组。make up的意思是“化妆或者捏造,虚构(故事、诗等)”;make up of的意思是“构成,组成”;made by意思是“由……制造”,用于被动语态。因此,本题...