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【本讲教育信息】
一教学内容：Book15U
it4I学会用动词的被动语态描述物体的使用方法，构成成份和功能作用。二教学重点：1动词一般现在时被动语态。2动词一般过去时被动语态。3动词一般将来时被动语态。4情态动词的被动语态5重点词汇三具体内容：（一）被动语态是动词的一种特殊形式，表示句子中的主语是动词的承受者，也就是动作的对象。一般说来，只有需要动作对象的及物动词才有被动语态。被动语态的用法：1）当我们不知道谁是动作的执行者时，或者没有必要指出谁是动作的执行者时，egPri
ti
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troducedi
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ewbridgewillbebuilthere
extyear2）当我们关心动作的承受者但也关心动作的执行者时，用by加动作的执行者。egThetow
wasdestroyedbya
earthquake英语动词的被动语态由助动词be及物动词的过去分词构成。时态举例：1一般现在时：FootballisplayedallovertheworldE
glishisspoke
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