内唇
参考答案：
壳口靠螺轴的一侧为内唇（inner lip），内唇边缘常向外翻卷贴于体螺层上，其上常有褶，如笔螺和榧螺
His daughter advised him to _____ smoking and at last he _____ to her. [ ]
A. give up; gave in
B. give in; gave up
C. give away; gave in
D. give out; gave up
对脑震荡的诊断，主要依据是
A．头皮擦伤
B．颅骨骨折
C．生命体征的变化
D．头痛、呕吐
E．短暂昏迷和逆行性健忘
