come into use的use是名词词性对吗

come into use的use是名词词性对吗 启用的英语是 come into use? put into use 和 come into use 的差别 关于come into的用法在新2里的一道题,the airport (c).选项c是come into use recently 选项d是has just come into use 为什么不能选择d啊 come into use和come into effect有什么区别? come into use造句子(4)个要求有翻译 put into use翻译 do you into me or use me?into是爱的意思? use后的名词加什么形式名词是复数还是单数 use have come into use为什么要用一个have,是做动词么?1楼那个come是一般形式与过去分词同行的是什么意思，能再详细说说么？ After being tested in many ways,this newly-designed machine will ____in the near future.A.take its place B.put into use C.come into use D.take action为什么选C呢,我们书有答案,我需要的是为什么? 英语翻译这里use是名词。即名词+of use of electricity 翻译：电的使用。domestic use of electricity 即：国内电的使用。全句翻译：新能源的发展削减了国内电的使用达到百分之十。 The airport has just come into use中的has有什么用?可以去掉吗? 英语初级问题.Last year it came into use为什么不用had came into use这是过去完成时嘛! put into use 中put into use和usage的区别usage是不是use的名词形式 use作名词可数吗