引起儿童打鼾的最常见疾病是
A．鼻息肉
B．鼻咽纤维血管瘤
C．慢性鼻炎
D．扁桃体、腺样体肥大
E．鼻中隔偏曲
参考答案：D
连翘的性状特征有
A．呈长卵形或卵圆形，稍扁
B．表面有不规则纵皱纹及多数凸起的小斑点
C．两面各有一条明显的纵沟
D．气微香，味苦
E．青翘多不开裂，老翘自尖端开裂或裂成两半
You look really cool in the new hat. How much did you ________ it? [ ]
A. ask for
B. pay for
C. think about
D. find out
