John seemed puzzled about _____ the question meant.
—What do you think of this film?—Very bad. __________
—Shall I give you a ride as you live so far away?—Thank you. __________
—Why don't we just leave it until tomorrow?—__________ I'm dead tired today.
—How was your recent trip to Sichuan?—I've never had __________ one before.
Mr. Black is very happy because the clothes made in his factory have never been __________.