主句用have 从句用have还是has you needn’t do it now怎么变为被动语态

主句用have 从句用have还是has you needn’t do it now怎么变为被动语态 复数用has还是have Who 用has还是 have? you用has还是have 一般过去时 when did he have breakfast? 用 have 还是 has He have breakfast这个句子中,用have还是has 人名是该用has还是have 现在完成时I用have还是has? 第三人称双数是用have还是has she后面用have还是has? my firend 后面用has还是have we 是用has还是have 用 主句+adj和should have done 造句用 主句+adj should have done 造句 从句是现在完成时主句用什么时态when I have learnt the swimming skill,I _____(feel)very proud. I后面加have还是has?如果have/has后面是复数,主语是I,用have还是has?直接答have/has就好 连词后是主句还是从句?Because I have no ticket,I can't see a film.主句是哪个?从句是哪个? everything has gone还是everything have gone?应该用have 还是has? 宾语从句 请问在宾语从句中如果主句用一般现在时,从句是否用一般现在时?比如这题1.Could you tell me.How long have you been here.这里是用had been还是 have been2.I don't know where their school were还是 where thei