1.we you should tell her truth a.was thinking b.are thinking c.have thought d.think 2.nicky to san-francisco when the accident happened a.know b.knew c.knows d.have known 3.we some friends for dinner tonight.would you like to join us? a.saw b.are seeing c. have seen d.see
2.Ошибка в постановке вопроса, но интуитивно D или Have gone/had been gone/was going но никак не глагол Know - здесь он не уместен!
3.С.