英语中 几个时态的被动语态是什么

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英语中 几个时态的被动语态是什么
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英语中 几个时态的被动语态是什么
英语中 几个时态的被动语态是什么

英语中 几个时态的被动语态是什么
被动语态在下列时态中的结构与用法:
一般时:
一般现在时:(be 动词 + 动词的过去分词)
He is seen talking to someone.(有人看到他正和人讲话)
一般过去时:(be 动词的过去式was/were +动词的过去分词)
He was seen to go out(有人看到他出去了)
一般将来时:(will/be going to + be 动词原形+动词的过去分词)
The shopping center will be built in a year.The shopping center is going to be built in a year.
(这个购物中心将在一年内建成)
进行时:
现在进行时:(be动词+动词的现在分词+动词的过去分词)
The letter is being sent to his sister.(那封信正在寄送给他妹妹的途中)
过去进行时:(be 动词的过去式was/were+ 动词的现在分词+动词的过去分词)
The letter was being sent to his sister when he was back.
(当他回来时,那封信已在寄送给他妹妹的途中)
完成时:
现在完成时:(have/has+been+动词的过去分词)
The bridge has been built for 5 years.(那座桥已经建成五年了)
过去完成时:(had+been+动词的过去分词)
The bridge had been built for 5 years when he came back from England.
(他从伦敦回来时,那座桥已经建成五年了)
将来完成时:(will+have+been+动词的过去分词)
The plan will have been made by next Monday.(这个计划到下周一会完成)
过去将来时:(would+be动词原形+动词的过去分词)
The mayor said in his speech last week that the shopping center would be built in a year.
(市长上周讲演时说这个购物中心将在一年内建成)
过去将来完成时:(would+have+been+动词的过去分词)
During that time,all the people believed that China would have been changed.
那期间,所有人都相信中国一定会有改变.

一般过去时的是 was +done 现在完成的是has或者have+been+done 过去完成时是had+been+done 现在进行的是is+been+doing 一般将来时的是will be done 过去将来时的是would be done

一般过去时的是 was +done 现在完成的是has或者have+been+done 过去完成时是had+been+done 现在进行的是is+been+doing