To prevent iron knives from rusting,we can keep them away from oxygen and water by_____A wrapping them in paperB putting oil on the surfacesC putting them in plastic bags

请前辈们帮忙改一下一篇简单的作文How can we prevent iron deficiencyTo prevent iron deficiency,we can modify our diet or take supplements.In general,it`s better to undo the problem by adding more iron-rich foods to the diet,because iron prevent to与 prevent from的区别 How to prevent Sandstorm iron Iron iron 提问一道英语题目.To prevent iron knives from rusting ,we can keep them away from oxygen and water by ___( ) A. wrapping them in paper B. putting oil on the surfaces C. putting them in plastic bags 并且翻译 To prevent iron knives from rusting,we can keep them away from oxygen and water by_____A wrapping them in paperB putting oil on the surfacesC putting them in plastic bags How to Prevent Energy Crisis 英语翻译Hot dip galvanizing is a process by which iron and steel can be treated to prevent rusting.In essence it involves dipping the article with a chemically clean surface into a bath of molten zinc which reacts with the iron and forms a coatin cast iron什么?Iron is converted to steel by removing most of the impurities present in cast iron. 英语作文.how to prevent pollution? ___ to prevent sth bad from happening How to prevent students' cheating un examinations? What should we do to prevent AIDS? Measure should be taken to prevent this. There was nothing to prevent her (from) doing so.prevent前为什么加to? there was nothing to prevent中是用to prevent还是用in preventing