考点一各种时态的被动语态的构成被动语态是由“be+过去分词”构成。被动语态的时态通过助动词be的变化来体现。助动词be必须与主语的人称和数相一致。常见的被动结构有(PP代表过去分词):常用时态被动结构例句一般现在时am/is/are+PPEnglishisspokenbymanypeopleintheworld.一般过去时was/were+PPTheyweregivenawarmsend-off.一般将来时will/shallbe+PPAnewbridgewillbebuiltovertherivernextyear.现在进行时am/is/are+being+PPIt...