圆柱的体积一定,圆柱的底面积与高成( )比例。
反
I am one of the students who _________ English well in my class but he is the only one of us __________ maths well.
A.studies; learns
B.study; learns
C.study; learn
D.studies; learn
属于超长效胰岛素的是()
A.普通胰岛素
B.门冬胰岛素
C.甘精胰岛素
D.精蛋白锌胰岛素
E.低精蛋白锌胰岛素