题目内容
（请给出正确答案）
[主观题]
Though he had often made his little sister ______,today he was made by his little sister.
()
A．cry, to cry
B．crying, crying
C．cry, cry
D．to cry, cry
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在下面的IP地址中，属于C类地址的是()。
A.141.0.0.0
B.23.34.45.56
C.3.3.3.3
D.197.234.111.123
