阵发性房颤:症状明显、室率快,首选治疗是()。 A.口服胺碘酮 B.静脉注射西地兰

题型:单项选择题

问题:

阵发性房颤:症状明显、室率快,首选治疗是()。

A.口服胺碘酮

B.静脉注射西地兰

C.同步直流电复律

D.暂不予治疗

E.奎尼丁转复

考点:中级商业经济中级商业经济综合练习中级商业经济综合练习题库
题型:单项选择题

仿照下面的例句,另选喻体,再写一组句子。要求修辞方法相同,结构一致,字数大体相同。

(3分)

例句:如果你是一棵幼苗,就不要妄想一夜之间长成参天大树,在生长的过程中需要学会静静地汲取养分。

题型:单项选择题

阅读理解。

     Of the thousands of different kinds of animals that exist in the world, man has learned to make friends

with an enormous number. Some are pets, and offer him companionship; some give protection, and

some do hard work which man cannot do for himself. Dogs, which serve man in all three capacities, are

found in various breeds in all countries of the world. The Husky can live in the cold polar regions, and the Saluki is at home in the hottest parts of Cennai Africa. The inhabitants of certain countries are dependent

for their very lives on the camel. In the West Indies the little donkey, strong and sure-footed, carrying

heavy loads even in mountainous places, is a familiar sight.

     Trained and tamed (驯养) for many generations, domestic (家养的) animals are not accustomed to

roaming (到处走) in search of food and shelter. They look to their masters to provide for their needs,

and as long as these are supplied, they are content to do what their masters require.

    All domestic animals need proper food. It must be suitable for them, enough in quantity, Fresh and

clean. Some people feed a pet dog or cat on leftovers of table food, and then wonder why the animal

seems listless and dull. The quantity of food depends on the size of the animal and the amount of exercise

it takes. Overfeeding is as bad as underfeeding. Containers for food and water most be washed regularly

if the animal is to maintain good health.

     Even well cared for animals may sometimes fall ill. If this happens, the wise master seeks the best

advice he can get. All sorts of medicines and treatments are available for sick animals, and in some

countries organizations exist to provide them free or at a cheap price. Useful, friendly,hardworking

animals deserve to have some time, money and attention spent on their health.

1. What does the author want to convey in the first paragraph?

A. There exists thousands of species of animals in the world

B. Man came to establish a close relationaship with a number of animals

C. In some regions a donkey seems to be a very useful beast 

D. An animal will be useless unless domesticated

2. When an animal is not fed full and well, it will probably_______.    

A. refuse to obey its master                

B. immediately fall ill

C. require its master to offer some food      

D. seek for food on its own

3. Which of the following is NOT true of dogs according to the passage?

A. They can act as friends, guards, and servants to man

B. They have great adaptation for the environment.

C. There live a great variety of breeds of dogs on the globe.

D. The Husky and the Saluki are the strongest breed ever known in the world.

4. What would be the best TITLE for this passage? 

A. Domesticated Animals-Man's Best Friend

B. Proper Diet-the Road to Health

C. The Advantages of Raising Domestic Animals

D. Some Tips on Pet-keeping

题型:单项选择题

单筋矩形受弯构件正截面承载力计算的基本假定是什么?

题型:单项选择题

属于国际商务活动中人员风险的是()

A.政治风险

B.市场风险

C.自然风险

D.技术风险

题型:单项选择题

单位定期存款部分提前支取,仅能进行()次部分提前提取,且留存金额要大于起存金额。

A.1

B.2

C.3

D.多

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