【名词&注释】
舌下腺(sublingual gland)、颌下腺(submandibular gland)、括约肌(sphincter)
[判断题]某些植物在叶细胞中大量储存五碳糖、黏液等物质来降低冰点，增强抗寒能力。( )
查看答案&解析
举一反三：
[单选题]动眼神经副核发出纤维支配 （ ）
A. 腮腺
B. 舌下腺、颌下腺
C. 泪腺
D. 胸腹腔脏器
E. 睫状肌、瞳孔括约肌
[单选题]H-live-n-one virus in the passage means ______.
A. farm birds
B. infected farm animals
C. people died in Hong Kong
D. a different kind of bird flu virus
本文链接：https://www.zhukaozhuanjia.com/download/gj6dkn.html
