简述传播的功能和功能失调。

Only then did he realize that it was volcano eruption; he got into ____ and began to run downhill like

mad for life. [ ]

A. anxiety

B. a panic

C. panic

D. trouble

After three hours’ climbing , they reached       they thought was the place they’d been dreaming of .

A．what

B．which

C．where

D．that

简述道德调节方式的基本特征。

下列哪种是首选降压药（）

A.肼苯哒嗪

B.卡托普利

C.心痛定

D.甲基多巴

E.多巴胺

治疗支气管哮喘重度发作使用5%碳酸氢钠能（）

A.增强呼吸中枢对CO₂的敏感性

B.增强支气管扩张剂的疗效

C.直接解除支气管平滑肌痉挛

D.增加血环磷酸腺苷的浓度

E.抑制磷酸二酯酶