焦虑是( )。
A.情绪明显增高
B.指情感处于抑制状态,表现情绪低落
C.表现为为一点事就伤心流泪或兴奋激动
D.无明显原因的内心紧张、害怕、担心、不安的体验
参考答案:D
He _________ music when his brother came in.[ ]
A. listened to
B. listened
C. was listening
D. was listening to
男性,26岁。主动脉瓣关闭不全。该患者可有以下临床表现,除了()
A.心悸
B.头部搏动感
C.心绞痛
D.声音嘶哑
E.劳力性呼吸困难