be to do的被动语态,被动语态后加to do

be to do的被动语态,被动语态后加to do

谓语动词gave变为被动语态was(be动词一般过去式)+given(动词过去分词)。第begoingtobedone

　　eg:Themeetingisgoingtobeheldnextweek.会议将于下周召开.

He is to do the work.The work is to be done.主动语态：would do 被动语态：would be done we told him that we would clean the classroom soon. 我们告诉他我们马上就打扫教室。we told him that the clas

另外，从上下文看，事情显然尚未解决，所以应该用将来时的被动语态。答案是B。五、用于条件从句“如果……想，设想”(接近if……want to,或if……should) 例：Greater efforts to其实你指的是be +形容词+to do句型表被动的语法其实这是不定式的反射用法，即不定式的逻辑宾语是句子的主语即与句子主语是动宾关系(被动关系）能用于此结构的

肯定式：to do sth 否定式：not to do sth. 被动式：to be done 完成式：to have done 二. 不定式的使用条件to do do doing的用法和to do 连用的固定搭配ask sb. to do sth6、过去将来时的被动语态：(1).would / should + be + 动词的过去分词(2).was / were +going to be + 动词的过去分词. She said that some new factories would be built soon in

●ω● 被动语态通常为十种时态的被动形式，被动语态由be+过去分词构成，be随时态的变化而变化。以do为例，各种时态的被动语态形式为：被动语态的特殊结构形式(1)带情be to do表示事先商定、安排或准备要做的事情。表示可能性，必要、责任、义务、禁止等；be about to do表示即将发生的动作，在时间上指最近的将来。1、be分两种：助动词be：用于