男性,65岁,高血压12年,近半年常有夜间胸闷胸痛,心电图:V导联ST段下移,诊断为

题型:单项选择题

问题:

男性,65岁,高血压12年,近半年常有夜间胸闷胸痛,心电图:V导联ST段下移,诊断为()

A.早期左心衰竭

B.变异型心绞痛

C.卧位型心绞痛

D.食管裂孔疝

E.混合型心绞痛

考点:广西住院医师心血管科心血管科题库
题型:单项选择题

细菌没有______,因此大多数细菌只能利用现成的______生活,细菌是生态系统的______.

题型:单项选择题
用所给单词和短语的正确形式填空。

climate , made up of, cottage , be famous for, in other words , stand for,
take place, tear down,  in danger, make fun of, be made from, in fact
1. Great changes have ________ in our hometown sine 1986.
2. ______ you can walk to distant part of the office or factory to check the information.
3. The red colour on the flag ________ blood.
4. Several years ago, those poor houses was ________ and the central park was built.
5. Whenever my friend was ______, I would do whatever I could to help.
6. The powder ________ fish, blood and bones.
7. I felt unhappy whenever I was ________.
8. He talks a lot, but ________, he does little.
9. China _______ the Great Wall.
10. The villagers used to live in the ______, but now they live in the high buildings happily.
题型:单项选择题

设f(x)在[0,1]上可导,且

,试证:
(Ⅰ) 在(0,1)内至少有一点ξ,使


(Ⅱ) 在(0,1)内至少有一点η,使2f(η)+ηf’(η)=0.

题型:单项选择题

下列选项中,属于共同共有关系的是______。

A.甲、乙、丙各出资3万元买断一工厂
B.甲、乙、丙三人共有一栋房屋,甲、乙主张按份共有,丙主张共同共有,但都没有证据
C.甲、乙二人系夫妻,对于夫妻财产,甲主张按份共有,乙主张共同共有,但都没有证据
D.甲、乙、丙系朋友关系,三人共同出资购置生活用房一栋

题型:单项选择题

评述金国的猛安谋克。

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