2001年12月我国加入的一个重要的国际经济组织是[ ]
A.联合国
B.国际红十字会
C.世界贸易组织
D.欧盟
答案:C
He went into his room, _______ the light and began to work. [ ]
A. has turned on
B. will turn on
C. turns on
D. turned on
据现考证,《灵枢》最早称谓()
A.《九卷》
B.《九灵》
C.《九虚》
D.《灵轴》
E.《针经》