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现在完成进行时
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现在完成进行时的构成 现在完成进行时表示过去发生的动作或状况一直持续到现在,这个动作可能仍在继续进行或刚刚结束。 现在完成进行时由“have/has+been+现在分词”构成。 肯定句:主语+have/has+been+现在分词+其他。 否定句:主语+have/has+not+been+现在分词+其他。 疑问句:Have/Has+主语+been+现…
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现在进行时、现在完成时的被动语态
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现在进行时的被动语态 现在进行时的被动语态表示“说话时或现阶段正在被做的动作”, 主语是动作的承受者。 一.现在进行时被动语态的构成 1.肯定: 主语+am/is/are+being+doneThe house is being painted. 房子正在被粉刷。2. 否定: 主语+am/is/are+not+being+doneThe trees…
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Tense-现在完成时 The Present Perfect Tense(CN/EN)
Definition & Examples The present perfect tense is used to describe an action that started in the past and continues until the present or has just finished. It is formed u…