_____ great scientist Qian Xuesen is!
—___________ is your father? —He is a teacher.
—Hi, Andy. Nice to meet you. —Hi, Jill. ___________.
—What time do you ___________ every day?— At about 6:00 a.m., then I do morning exercises.
—Are you Peter? —Yes, ___________.
My brother ___________ like playing ping-pong.