被动语态的构成,请详细举例说明,
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被动语态的构成,请详细举例说明,
被动语态由“助动词be+及物动词的过去分词”构成.人称、数和时态的变化是通过be的变化表现出来的.现以teach为例说明被动语态在各种时态中的构成.
一般现在时:am/is/are+taught
一般过去时:was/were+taught
一般将来时:will/shall be+taught be going to +be+taught
现在进行时:am/is/are being+taught
过去进行时:have/has been+taught
现在完成时:have/has been+taught
过去完成时:had been +taught
过去将来时:should/would +be+taught
带情态动词:can/may/must+ be+taught
一般现在时:am/is/are+taught
一般过去时:was/were+taught
一般将来时:will/shall be+taught be going to +be+taught
现在进行时:am/is/are being+taught
过去进行时:have/has been+taught
现在完成时:have/has been+taught
过去完成时:had been +taught
过去将来时:should/would +be+taught
带情态动词:can/may/must+ be+taught