When did Mandela declare he was retairing for public life?
A. in 1996
B. in 1999
C. in 1977
D. in 1997
查看答案
One of Mandela's sons killed by AIDS.
A. 对
B. 错
In 1996, Mandela was elected president of the African National Congress.
A. 对
B. 错
What are the roles of monarchy in the UK？
Which is the statement of this pointer correct?
A. The this pointer must point to a constant data.
B. Data of the this pointer can be changed.
C. Access the static member functions of the class by using the this pointer.
D. The member function can be used the this pointer as returning value.
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