变异性心绞痛的主要特点是()
A.心绞痛发作时常可见Q波
B.常于劳累后发作
C.情绪激动是常见诱因
D.发作时ST段上移
E.发作时ST段明显下移
参考答案:D
甲状腺机能亢进症患者服抗甲状腺药物,维持期约需()
A.1~3个月
B.4~6个月
C.7~9个月
D.10~11个月
E.1~1.5年
—______
—That's a good idea. [ ]
A. Does he watch TV?
B. Let's go to the zoo!
C. Where are my trainers?
D. What's your favourite animal?