男性，68岁，2周前曾发生急性心肌梗死，现出现心前区跳动性疼痛

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问题单项选择题

男性，68岁，2周前曾发生急性心肌梗死，现出现心前区跳动性疼痛，闻及心包摩擦音，肌钙蛋白正常，治疗首选（）

A.异烟肼

B.阿司匹林

C.糖皮质激素

D.地高辛

E.呋塞米

答案

参考答案：C

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My father ___________live in the country. But now he _______living in the city.

A used to, is used to B is used to , used to

C use, used to D used to , is used to

选择题

My mother asks us _______ fingernails long.

A. keep B. to keep C. not to keep