переделайте следующие предложения в posive voice?

Question

the book ( to discuss) at the next conference 
the composition must ( to hand ) in on wednesday 
yesterday he ( to tell) to prepare a speech 
the article (to publish) last week, if i am not mistaken 
the lectures (to attend) by all of us 
a taxi (to call) fifteen minutes ago, so we are expecting it any moment 
the young man (to introduce) to me only a couple of hours ago, but it seems to me thet I've known him for years 
the rule explained by the teacher at the lasson (to understand) by all of us

Марупчик Марупчик · Accepted Answer

the book will be discussed at the next conference 
the composition must be handed in on wednesday 
yesterday he was told to prepare a speech 
the article was published last week, if i am not mistaken 
the lectures are attended by all of us 
a taxi was calle fifteen minutes ago, so we are expecting it any moment 
the young man was introduced to me only a couple of hours ago, but it seems to me thet I've known him for years 
the rule explained by the teacher at the lasson has been understood by all of us

Елена Удалова · Answer

ну что тут переделывать? правило знаем? глагол to be в соотв. времени + смыловой глагол в 3 форме. 
пример: The book will be discussed at the next conference.