不定式当主词时it is +表语 to do sth句型中真正主词to do sth 可以是to be

不定式当主词时it is +表语 to do sth句型中真正主词to do sth 可以是to be It is good to see you表语后面跟不定式,是口语特有,还是? 不定式作表语 It is to give for he a pen 这是他给的一直钢笔或者A pen is to give for he 不定式作表语时“to”省略的几种情况 不定式作表语时“to”省略的几种情况 动词不定式做表语时,TO可以省略吗? 动词不定式做表语时,TO可以省略吗? 动词不定式中to的省略问题语法书里说.当动词不定式在系动词be后作表语时,如果主语部分带有行为动词do,不定式省略to.比如All you have to do is have a good rest.我想问的是我从小学就学be动词后用 to see is to believe 对吗?to see is to believe,主语有不定式do时,表语的不定式可以省略to那么to see is believe这样写对吗? The microscope is rather difficult (to rapir)为什么要用不定式?是因为is后面跟表语么...然后不定式作表语? 动词不定式的复合结构关于for+名词+不定式的问题1.it is no use for us to go on这句中it为形式主语 如果将不定式为主语的话应当怎样恢复.2.it is for you to decide.这句中不定式做表语 但这两句都是it 不定式作表语she is to work可以这么说吗 不定式和v.ing作表语有什么区别?不定式或ing形式作表语 Her job is selling computers.het job is to sell computers to do 和v.ing 作be的表语有什么不同? Is that to eat in or in or to take away ? 为什么加to,是不定式作表语? My job is to help the patient．My job is looking after children.不定式做表语和动名词做表语的区别在哪 英语语法：不定式作表语和动名词作表语有什么区别 例：my job is to help people my job is helping XX His hobby is to dance with music.为什么是to dance动词不定式作表语 那dancing不行么 为什么 If you do decide to make an application, what you do is send it directly tom这句话感觉语法错误 is send 两个动词怎么一起用了呢?不定式作表语时,如主语部分含有实义动词do,且句子的时态为一般现在时或一般