下图表示植物细胞正常生活过程中的细胞膜对物质的转运。物质转运的方向如箭头所示,黑点的数量表示物质的浓度,则该物质可能是
A.尿素
B.叶绿素
C.花青素
D.生长素
答案:D
---______ beautiful overcoat you bought!
--- Indeed, I liked it ______ much that I decided to buy it at once as soon as I saw it.
A.What; so
B.How; such
C.What a; so
D.How a; such
在抗休克扩容治疗剂中不适用的是()
A.低分子右旋糖酐
B.白蛋白
C.血浆
D.全血
E.高分子右旋糖酐