Choose the best
answerI Blank 1 camehas been doingagohave beenhave knownhave opened Adrian for a very long time - we Blank 2 camehas been doingagohave beenhave knownhave opened friends since our first day at school, thirty years Blank 3 camehas been doingagohave beenhave knownhave opened He Blank 4 camehas been doingagohave beenhave knownhave opened round to see me last night to ask for my advice. His company Blank 5 camehas been doingagohave beenhave knownhave opened very well for the last few years, and they Blank 6 camehas been doingagohave beenhave knownhave opened several new offices.