蛔虫病，腹痛不剧或腹不痛时，可用何方治疗
A．乌梅丸
B．化虫丸
C．香砂六君子丸
D．归脾丸
参考答案：B
In the small brochure, you can see the latest models of sneakers of different famous brands, _______
from 600 to 2,000 dollars. [ ]
A. whose price ranges
B. their prices range
C. with prices ranging
D. their prices to range
右图表示一个动物细胞内外不同离子的相对浓度，离子的浓度差是靠主动转运的方式维持的。由图分析可知进入细胞内的物质有（）
A.K+和Mg2+
B.K+和Na+
C.Na+和Cl-
D.Mg2+和Cl-
