骨肉瘤最早发生转移的部位多为（）
A.肺
B.骨
C.心包
D.肝
E.淋巴结
参考答案：E
炒烹调法分为泡油炒、软炒等五种炒法。（）
More than one _________ the people heart and soul.
A．official has served
B．officials have served
C．official has served for
D．officials have served for
