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

一道英语题目求解（The Chinese government) has made laws to prevent all these things.对划线部分提问has+过去式这种结构是什么 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 英语作文.how to prevent pollution? 关于网瘾的英语作文! 急!70词左右!短文题目为How to prevent Internet addicion 一道英语题,选什么,理由!i think we should do something to prevent it ( )A polluted B being polluted C polluting D to be pollute how to prevent shortsightedness 英语作文,关于预防近视的. What should we do to prevent AIDS英语Topic how to prevent the flu 英语作文50字左右 英语作文How to Prevent the Destruction Caused by Earthquakes? 求初二英语作文：How to prevent the flu How to prevent students' cheating in examinations?英语回答,急用. How to prevent traffic accidents?帮忙用英语回答 prevent to与 prevent from的区别 We should often （change clothes） to prevent the disease.《对括号部分提问》 How to prevent Sandstorm 非谓语的一道题目we should prevent such a silly nistake( )againA occurringB to occurC to be occurredD from being occurred选那个啊 告诉下感激不尽 不好意思 是mistake不是nistake 一道英语的题目 一道英语七选五题目,