UC知道求英语答案~
来源：百度知道 编辑：UC知道 时间：2024/05/22 13:53:59
People have polluted the river.(改为被动语态）
The river _____ _____ ______.
They planted some trees on the hill last year (改为被动语态）
Some trees _____ _____ on the hill last year
The farmers are pulling down the old house (改为被动语态）
The old house ____ _____ _____ down by the farmers
The river _____ _____ ______.
They planted some trees on the hill last year (改为被动语态）
Some trees _____ _____ on the hill last year
The farmers are pulling down the old house (改为被动语态）
The old house ____ _____ _____ down by the farmers
The river ( has been polluted. )
现在完成时:have/has been +过去分词
Some trees ( were planted )on the hill last year
一般过去时:was/were +过去分词
The old house ( is being pulled ) down by the farmers
现在进行时: am/is/are being +过去分词
polluted by People
were planted
are being pulled
The rive has been polluted.
Some trees were planted on the hill last year.
The old house is being pulling down by the farmers
人们已受污染的河中。 （改为被动语态）
河_____ _____ _____ 。
他们种植了一些树木对希尔去年（改为被动语态）
一些树木_____ _____对希尔去年
把农民拆旧房子（改为被动语态）
老房子____ _____ _____下来，由农民