Without my glasses, I couldn’t whether that figure on the blackboard was a three or an eight.
—The light in the office is still on. —Oh,I forgot ________.
—You were brave enough to raise objection at the meeting. —Well, now I regret ________ that.
-----Has any of you reached the Great Wall ? -----__________.
It’s the fifth time ______ late this term.
We found Mary’s brother to have _____ more story books than Ann’s.