one time=once,two time=twice,three time=?

one time=once one time=once,two time=twice,three time=? one time=once吗 英语翻译两周一次这几种表达法,哪个正确呀?1,once every two weeks2,once per two weeks3,one time every two weeks4.one time per two week? once等于one time吗?twice=two times吗?就说是不是对的如题 He goes to Beijing_____(two times/one time/once/three time once,twice,thrice a week 能不能变成one time,two times ,three time a week 在句子中once 和twice 可以用one time和 two time代替吗?two times 和one time 真的不对吗 英语中可不可以说two times而不说twice?同样的,还有one time和once. at one time=at once?at one time=at once 还是 at one time=once?或者是别的 在句子中once 和twice 可以用one time和 two time代替吗?望高手可以举例说明, once a day=one time a day? one time=once?那one time for your mind是什麼意思 有关another two +n.=基数词+more +n.的用法再一次again=once more 那么它等不等于 one more time 和 another time 对于次数 是不是 一次两次的another two +n.=基数词+more +n.的用法就是写成another once wice或者once one time和once有什么区别? Nobody can do two things well __ .A.at one time B.at once C.one time D.Nobody can do two things well __ .A.at one time B.at once C.one time D.onceB正确,但为什么不选A呢?A不也是有“同时”的意思吗? once=one time吗how often do you exercise I exercise once a week .I exercise one time a week .这一样吗 求once同义词一次是a time还是one time