绿色开花植物的结构层次是[ ]
A.细胞―组织―器官―植物体
B.细胞―组织―系统―植物体
C.细胞―器官―系统―植物体
D.细胞―器官―组织―植物体
答案:A
We human beings experience a great liberalization and open-mindedness, which is ______ in our daily attitude to the disabled, olds, females, especially homosexual populations.
A.distinguished
B.mirrored
C.declared
D.substituted
形成岩的主要病机是()
A.邪气偏盛
B.阴阳失调
C.阴毒结聚
D.正气不足
E.经络阻塞