—You look so young. Haven’t you graduated from your university?—Yes, I________in the English Department of Shandong University for four years.
Had I got to the airport earlier, I _______ you.
It’s said that _______ of the students _______ absent.three-fifth, are B. three-fifths, is C. third-fifth, is D. three-fifths, are
Teaching year after year, he gradually ________much experience.
Do you know _______ expense the trip will be?
He worked hard. ________, he won the first prize.