Eugene’s never willing to alter any of his opinions, so it’s no use ________ with him.
These trees must have been planted three years ago, _____?
Never should we forget the anti-Japanese war and sufferings _____ caused to people.
—So you are having a good time in China, David? —Yes, We _______ ourselves since we came here last week.
It was really moving that the young man, having little money himself, ______ buy those poor children school things each term.
Beauty is in the eye of the beholder. That is to say, individual opinions vary about _______ accounts for beauty.