---- Ann is in hospital.---- Oh, really? I ______ know. I ______ go and visit her.
Never believe anything ________ any other person has believed it. Use your own head.
Can you explain ________ the sun goes down in the west?
He comes here on Mondays, Wednesdays and Fridays — ________, to be exact.
— So you missed the English lecture this morning?— ________. I arrived 30 minutes after it started.
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