3-2=19,
∵(13)2=19,
∴19的算术平方根是13.
故选A.
春季,一只3月龄幼犬,突然出现咳嗽,证见发热,咳嗽声高,鼻流黏涕,呼出气热,舌苔薄黄,口红津少,脉浮数。治疗该病可选用的方剂是()
A.麻黄汤
B.银翘散
C.清肺散
D.四君子汤
E.百合固金汤
I hate ___ when people talk with their mouths full.[ ]
A. it
B. that
C. these
D. them