Поставить глагол в правильной форме(use the prompts to make sentences in the present perfected tence) 1)i/already/read/twenty pages of a book 2)you/ever/give an interview? 3)how long/you/know each other? 4)she/never/take part in any scientific conference 5)they/publish/three articles on this topic 6)he/not do/anything exciting this week 7)she/have/four different jobs during the last ten years 8)how many times/you/be married? 9)he/just/start/his own company