这句话的语法结构?是什么It is what you do onceIt is what you do once in a while ,it is you do day in and day that makes difference .中的that makes difference 是实际主语吗?为什么前面没有that?

it is when you intentionally make yourself focus on something.这句话没有语法错误么?这是什么语法结构? as as句型的句子结构分析Though in those days,travelling was not as easy as it is today,...这半句话中,as easy as it is today 是什么语法结构呢?还有She is as bad-tempered as her mother is.这句话中的as as 和上面那句话属 It is being repaired 这句话用的是什么语法呢?两个动词了 It is getting late.It’s time we _____.[go]这是什么语法结构 On it is a cut-glass vase.这句话的语法结构是什么,是倒装句吗,it在上文中是a table.可以简单说一下什么词可以引导倒装句,不要粘贴复制 这句话的语法结构如何分析?to后面是什么成分?Nothing is impossible to a willing heart it is not that big这句话的句形结构是什么, You can keep all the files and documents where you think it is convient to get them.请问这句话的语法结构是?.特别是后面的where...那个是什么用法, 这句话语法结构正确吗?It is society that the competition is more and more fierce. what is it that is not poison?这句话语法是什么? 语法结构分析 Should the need arise for further expansion then .这句话的语法结构是什么? It is gone. It is missing.请解释一下这两句话的语法? It is the third time that i have been in Beijing.帮忙分析下这句话的语法结构和时态,为什么用have been 帮忙看一下这句话的语法结构It is never maintained once and for all but constantly lost and regained. Autumn brings with it haveat-time分析这句话的语法结构 这句话是什么语法结构?If it is not clear,through role signs of one sort or another,which role is currently the operational one.后面which引导的算是什么句?修饰又是什么不好意思 以下是完整句If it is not clear,through ro 求助分析这句话的语法结构:The pen bought by her is made in china. 分析下后半句的语法结构It is a basic rule never to waste anything,be it time or scraps of paper.谁能把be it……这句半句话的语法结构分析一下.