(1) 一般现在时:am /is /are +及物动词的过去分词;例:I am asked to the party today.(2) 一般过去时:was /were+及物动词的过去分词;例:I was asked to the party last night.(3) 现在进行时:am /is /are being +及物动词的过去分词;例:I am being asked to the party today.(4) 过去进行时:was /were being +及物动词的过去分词;例:I was being asked to the party that time.(5)一般将来时:助动词will +be +及物动词的过去分词;或:am /is /are going to +be +及物动词的过去分词;例:I will be asked to the party tomorrow.例:I am going to be asked to the party tomorrow.(6)过去将来时:助动词would +be +及物动词的过去分词;或:was /were going to +be +及物动词的过去分词;例:I would be asked to the party the next day.例:I was going to be asked to the party the next day.(7)现在完成时:助动词has /have +been +及物动词的过去分词;例:I has been asked to the party today.(8) 过去完成时:助动词had +been +及物动词的过去分词;例:I had been asked to the party the day before.另外,含有情态动词的被动语态构成为:情态动词+助动词be +及物动词的过去分词.例:I may be asked to the party today.
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