Mr. Tiger is always cheerful, and he is always friendly to his students.
— It is reported that both of _______ two kids were saved out of the river by _______ university student. — True. He was really brave, wasn’t he?
—The boy’s father failed to find a job. ______. He got a cancer. —How sad! We should give him a hand.
—Sir, could I hand in my homework a bit late? — _______, since you’ve been unwell these days.
— The light in his room is still on. Do you know _______? — Maybe at midnight again.
______ interesting the book is ! I want to buy one, too.