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is going to be back is to be back would be back had been back
can't may not shouldn't mustn't
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where he lives where does he live where did he live where he lived
/;for knowing for;knowing for;to know with,to know
turn up show up stay up put up
Because he wanted to make the bill into a ball. Because he used to drop a bill on the floor and stepped on it. Because he was going to give the bill to one of his students. Because he wanted to make the students know what value was.
stay up show up put up give up
when how long what time how soon
Everything is finished Everything has been done Not so bad, you know Not doing wrong, you know
when how long what time how soon