诊断急性心包炎最具特征性的临床表现是A．血清心肌酶谱升高B．心

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问题单项选择题

诊断急性心包炎最具特征性的临床表现是

A．血清心肌酶谱升高
B．心电图有ST-T改变
C．胸骨左缘3—4肋间闻及心包摩擦音
D．发热伴胸痛
E．有Ewarts征

答案

参考答案：C

选择题

When I came in，I saw her ________ in the sofa ________ in thought．

A．sat；deep

B．sitting；deeply

C．seated；deep

D．seating；deeply

填空题

用所给动词的适当形式填空。

1. Thank you for _____ (give) me the picture of Li Yuchun.

2. My twin brother often _____ (dress) up as a cool boy.

3. May Day _____ (come). What are you going to do?

4. I'd like _____ (drink) some black tea.

5. He and I _____ (not be) busy now.