Tatiana Gerasimenkopublicó un comentario 5 лет назад
When I entered the room/walked into the room, I saw my friend assemble/assambling a/his computer.
когда я зашёл в комнату я увидел что мой друг собирает компьютер
when I walked into the room, I saw my friend putting his computer together
When I entered the room/walked into the room, I saw my friend assemble/assambling a/his computer.
When I entered the room, I saw my friend who was assembling his computer