课
程
程
资
讯
讯
综
合
合
一般现在时的被动语态：
承受者+be{is/am/are +done（过去分词）by+执行者。
E.g.：Many schools are built（done）every year in the city.
note：{地点状语，时间状语一般都放在句末；in the city 特指其中be的使用取决于主语的单复形式。
A lot of修饰可数和不可数名词；
Many修饰可数名词；
Mach修饰不可数名词。
主动：They all read（原形）English every day.
被动：English read （过去分词）by all of them every day.
主动：Mother often scolds me.
被动：I am often scolded by mother. 一般过去式的被动语态：
承受者+be{was/were +done（过去分词）by+执行者（不明确可省略）。
E.g.：主动：He repaired his bike yesterday.
被动：His bike was repaired by him yesterday.
主动：Children cleaned many streets last Sunday.
被动：Many streets were cleaned by children last Sunday. 现在进行时的被动语态：
承受者+be{is/am/are being（现在分词）done by+执行者（不明确可省略）。
E.g. ：主动：He is writing his composition.
被动：His composition is being written by him.
Note：write/wrote/wtitten
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