收费具有的性质是（）。
A、自愿性
B、个别有偿性
C、不规范性
D、强制性
参考答案：A, B, C
— Are you a visitor here?
— That’s right. I＿＿round the world and now my dream of coming to China＿＿true.
A．have traveled； has come
B．was traveling； had been come
C．am traveling； has come
D．have traveled； has been come
笔迹的笔画及偏旁部首等的搭配比例特征有哪些？
