Dave knows where he is going to live five years from now.
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Calvin plans to become a professor.
A. 对
B. 错
Calvin thinks cyberlaw will be important in the future.
A. 对
B. 错
Woo Sung expects to be married in five years.
A. 对
B. 错
C语言源程序名的后级是（）
A. .cp
B. .obj
C. .exe
D. .c
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