作业帮求过去完成时的被动语态的例句 5句!
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求过去完成时的被动语态的例句 5句!
求过去完成时的被动语态的例句 5句!
求过去完成时的被动语态的例句 5句!
100 tractors had been produced by the end of last year.
He had been told many times not to be late.
A power station had been set up in their home town.
We had been warned to be careful of rats.
She told us that the meeting had been canceled.
完成时态have done，被动将been加中间。 (过去完成时had done也包括在内)。 例：1、主动：We have studied English for 3 years and on at the spare-time school. 被动：English has been studied for 3 years by us and on at the spare-time...
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完成时态have done，被动将been加中间。 (过去完成时had done也包括在内)。 例：1、主动：We have studied English for 3 years and on at the spare-time school. 被动：English has been studied for 3 years by us and on at the spare-time school. have随新主语变为has) 我们已经在夜校里断断续续地学了三年英语了。 2、主动：They had produced 100 tractors by the end of last year. 被动：100 tractors had been produced by the end of last year. 到去年年底我们已生产出一百台拖拉机。 3、主动：They have set up a power station in their home town. 被动：A power station has been set up in their home town. 他们的家乡建立了一座发电站。 4、主动：They have warned us to be careful of rats. 被动：We have been warned to be careful of rats by them. 他们已提醒我们要注意老鼠。
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