—Oh, sorry.
— I'm not sure, but I go to the Rolling Stones concert.
—Well, I don't know. It do.
—She may have been separated from the other students and ______ have heard anyone when the thunder started.
— Cheer up! If God closes door in front of you, there be a window opened for you.
— Great! You ________ read widely and put a lot of work into it.
—You _________ it in the wrong place.
—No, you ________. You ________ to leave until the bus stops.
—Did you? I think he ______ have attended, for he is an expert.