大气压力作用与哪个因素密切相关（）
A.基托面积
B.牙槽嵴形态
C.边缘封闭
D.唾液质量
E.黏膜厚度
参考答案：C
用所给的词的适当形式填空。
1. June likes art and music because they are______ (relax).
2. Bob is very interested in science. He wants to be a ______ (science).
3. All his ______ (class) finish at four in the afternoon.
4. She likes______ (play) with her dog.
5. Why _____ he______ (like) PE?
有限责任公司股东向股东以外的人转让股权须将转让事项以书面形式通知其他股东，其他股东自接到书面通知之日起满( )日未答复的，视为同意转让。
A．10
B．20
C．30
D．60
