Our classroom is cleaned everyday.
I am asked to study hard by my mother.
2.一般过去时的被动语态构成：was / were + 及物动词的过去分词
A new shop was built last year.
Dinosaur eggs were laid long long ago.
3.现在完成时的被动语态构成：has / have + been + 及物动词的过去分词
This book has been translated into many languages.
Many man-made satellites have been sent up into space by many countries.
4.一般将来时的被动语态构成：will+ be + 及物动词的过去分词
A new hospital will be built in our city.
Many more trees will be planted next year.
5.含有情态动词的被动语态构成：情态动词+ be + 及物动词的过去分词
Young trees must be watered often.
Your mistakes should be corrected right now.
The door may be locked inside.
Your homework can be handed in tomorrow.
6.现在进行时的被动语态构成：am / is / are + being + 及物动词的过去分词
Uncle Wang is mending my bike now.→
My bike is being repaired by Tom now.
They are planting trees over there.→
Trees are being planted over there by them.
7.不定式的被动语态：to + be + 及物动词的过去分词
There are two books to be read.→
There are twenty more trees to be planted.
被动语态的各种时态形式
被动语态的基本结构是be+及物动词过去分词，其各种时态形式如下：一般现在时: is\/am\/are done；一般过去时：was\/were done 一般将来时：will be done；过去将来时：would be done 现在完成时：have\/has been done；过去完成时：had been done 将来完成时：will have been done 现在进行时：is\/am\/...
八大时态的被动语态 要简单明了
八种时态的被动语态：（变 be 的时态即可，done不动）1、一般现在时：am \/ is\/ are + done Granny looks after the little girl every day.→The little girl is looked after by Granny every day.奶奶每天照顾那个小女孩。2、一般过去时：was \/were + done My aunt brought up me.→I was...
被动语态的句式,时态
一般现在时：主语+am\/is\/are+过去分词 现在进行时：主语+am\/is\/are+being+过去分词 现在完成时：主语+have\/has+been+过去分词 一般过去时：主语+was\/were+过去分词 过去进行时：主语+was\/were+过去分词 过去完成时：主语+had+been+过去分词 一般将来时：主语+shall\/will+be+过去分词 过去将来时：...
被动语态的各种时态形式
一般现在时的被动语态结构为：am\/is\/are + 过去分词。肯定句： 主语 + am\/is\/are + 过去分词 + 其他成分。The letter is written by John.（这封信是约翰写的。）否定句： 主语 + am\/is\/are + not + 过去分词 + 其他成分。The book is not published yet.（这本书还没有出版。）疑问...
英语中的八种时态的被动语态
下面是八种时态的被动语态的构成和用法：一般现在时态的被动语态 构成：am\/is\/are + 过去分词 例句：The letter is written by John. 用法：强调行为承受者或受事者。一般过去时态的被动语态 构成：was\/were + 过去分词 例句：The book was written by Mark Twain. 用法：强调行为承受者或受事者。
被动语态各种时态
被动语态是英语语法中的重要部分，由助动词“be”和过去分词构成。现在时被动语态表示现在正在发生的动作；过去时被动语态表示过去已经发生的动作；现在完成时被动语态表示过去发生的动作对现在或将来有影响；过去完成时被动语态表示过去某个时间点之前已经发生的动作；将来时被动语态表示将来可能会发生的动作。...
英语中的被动语态各种时态及例句疑问否定急!
被动语态的用法 1.一般现在时的被动语态构成：is \/ am \/ are + 及物动词的过去分词 Our classroom is cleaned everyday.I am asked to study hard.Knives are used for cutting things.2.一般过去时的被动语态构成：was \/ were + 及物动词的过去分词 A new shop was built last year.Dinosaur...
被动语态的用法?
被动语态有多种时态形式，包括一般现在时、一般过去时、将来时等。时态的变化主要通过be动词的形式来实现。例如，一般现在时的被动语态会使用“is\/are + 过去分词”的形式，而一般过去时则使用“was\/were + 过去分词”。四、特殊用法 1. 被动语态中，动作的执行者可以省略，特别是当执行者无关紧要或...
被动语态的时态怎么变化的?
1、肯定句：主语+be +过去分词+（by～）.2、否定句：主语+be not +过去分词+（by～）.3、一般疑问句：Be +主语+过去分词+（by～）？4、特殊疑问句：疑问词+be +主语+过去分词+（by～）？被动语态的时态是由be的时态决定的，be是什么时态，全句就是什么时态，be动词后面的过去分词不变。
被动语态的各种时态形式是怎样的?
英语的被动语态往往由“by”引出，而有用介词“by on foot”步行（美国人有时用“by foot”），“in carriage”（乘四轮马车）等等。还有假主动，真被动的十几个常用词的用法，以及“so heavy to carry”而不用“so heavy to be carried”等习惯用法。有关这类情况，做到心中有数对全面掌握被动...
