— Do you know _____old lady in blue?---Yes, she is a teacher of _____university in Beijing.
—What about playing football this afternoon ? --I prefer ________at home to ______out .It’s too hot outside .
--Have you seen the movie Qian Xuesen ? --Yes , I am deeply _____by the old great scientist.
-I joined the League _____ May 4th, 20ll. What about you -I have been a League member ______ three years ago.
-Is the man over there your English teacher ? --No, it ______ be him. He has gone to Canada to study further.
—Why did you buy so many flowers? --Because today is a special day. My parents ________ for twenty years .