男，7岁，诊断为右侧睾丸鞘膜少量积液，哪项是最佳处理方案（）
A.睾丸鞘膜翻转术
B.观察
C.药物治疗
D.立即引流
E.穿刺抽吸
参考答案：B
用益物权包括( )。
A．抵押权
B．建设用地使用权
C．地役权
D．宅基地使用权
E．土地承包经营权
His father demands that he not go to any country _________ China, which is his motherland.
A．rather than
B．more than
C．other than
D．better than
