Mrs.Smith finds it hard to clear up the mess, as her children are always ________ whenever she tries to.
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.
official