若将酚酞试液滴入氢氧化钠溶液中，溶液呈（ ）
A．无色
B．红色
C．紫色
D．蓝色
答案：B
下列哪项不是阴虚证的表现
A．低热潮热
B．两颧潮红
C．无汗而自汗
D．口燥咽干
E．舌红少苔
I bought a computer last year. I ______ it for one year.
A．buy
B．have bought
C．have had
D．bought
