16 упражнения плиз очень срочно дам 56 балов

 a)They have seen the tower "Baiterek". b)They saw the concert last week. c)They love Rock and Roll. I have liked it all my life. d)They bought  a lot of interesting books after the concert. e)They have stayed in Astana since October. f)They have known each other for 5 years. g)When did they go to Astana? h)Dmitry went to Astsns 3 months ago. i)Omar lived / has lived there for 5 months.                                                          Вроде бы так )