·为什么referring有两个r,offering只有一个r?

·为什么referring有两个r,offering只有一个r? I konw the teacher______to Amy when she ______ of a bright girl.A.was referring ; spoke B.refers ; has broken C.referred ; was speaking D.was referring ; was speaking我疑惑的是为什么was speaking 后面要加of,求分析那前面为何又是 r they suggested that the doctor ___just now ___chairman of the meeting.答案为什么选cA referring to ,was made B referring to ,be made C referred to ,be made D feferred to,was made I konw the teacher______to Amy when she ______ of a bright girl.A.was referring,spokeB.refers,has brokenC.referred,was speakingD.was referring,was speaking又说选A又说选c我就想知道为什么呢? be referring to 和 be referred to 的区别,不都是被动吗?为什么有ing和ed区别 with regard to与 referring to的区别··都有关于的意思··· résumé 这个单词为什么有两个撇? 翻译物理学中的高能物理导论的相关内容.Feynman diagrams are a graphical way of displaying the interactions between particles and fields.Examples are shown in Figure 2.1,referring to electronmagnetic interactions.Solid straight lines r here is of picture of my mother中为什么有两个of 英语翻译What does the term corrosive mean in referring to the satefy hazaed of hydrochloric acid? refer to 可以有反映的意思吗例如 他主演了许多反映青少年成长的影片 He starred in many films referring to the growth of the teenagers.这样可以吗 为什么有r(A)+r(A*)-n ≤ r(A·A*) = 比如甲细胞核有D和d 乙细胞核有R和r,Y和y.为什么两个都有两个等位基因?怎么数得?。 英语单词词典为什么经常有两个音标?比如of就有两个应该怎么读呢? P.R.of china与china有什么不一样啊?在罗马游泳世锦赛上,中国显示的都是P.R.of china,而以往都是用china的,为什么要用这个呢?那么这两个分别是什么意思呢?有什么差别呢?非常正确的答案. i suddenly realized that the teacher （was referring）to 为什么用过去进行时? When I said that some people were stupid I wasn’t _____________ you.A.mentioning B.referring to C.talking D.preferringA/B都有提及的意思,为什么不能选A? the crime of which you have been found guilty of这是个什么从句,为什么有两个of