Which of the following would be the best title for the passage？
A. President John Adams and the White House
B. White House Today
C. A House Full of History
D. White House Before 1812
Many consider the later part of life to be the best time of living,because______．
A. they have a very good understanding of themselves and the outside world
B. they consider their life has been a successful one
C. they have come through the battle of life safely
D. they have nothing to do all day long only to watch their grand children growing up around them
I saw Mr. Zhang a moment ago. He ______ to Germany.
A. can't go
B. couldn't have gone
C. mustn't go
D. mustn't have gone
His grandfather is looking forward to ______ to his native place some day.
A. return
B. being returned
C. returning
D. be returning
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