同学们喜爱吃的鸡翅由皮肤、皮下脂肪、肌肉、肌腱、骨、神经等构成。从构成生物体的结构层次来看,鸡翅应属于()
A.细胞
B.组织
C.器官
D.系统
参考答案:C
65, 35, 17, ( ), 1
A.9
B.8
C.0
D.3
The meeting was ______ over by the mayor of the city.
A.presumed
B.proposed
C.presented
D.presided