具有舒血管活性的激素包括A.缓激肽 B.心房钠尿肽 C.前列腺素I2 D.血管内皮素

题型:多项选择题

问题:

具有舒血管活性的激素包括

A.缓激肽

B.心房钠尿肽

C.前列腺素I2

D.血管内皮素

考点:普通考研西医综合西医综合
题型:多项选择题

读地球绕太阳公转示意图(如图),回答下列问题:

(1)在图中用箭头画出地球的公转方向.

(2)根据地球公转的位置填写下表:

地球公转位置日期太阳直射

的纬度

北半球

的节气

北半球

的季节

A点________________________
B点________________________
C点________________________
D点________________________

题型:多项选择题

会计主体可以是独立法人,也可以是非法人。

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Put sunscreen on before going out in the sun. Take it with you.

Use it: after a swim; every hour or so while playing outdoors; if you get sweaty

Cover up when the sun is overhead:

10 am---2 pm; especially at lunch time.

Get you suntan gradually and not too much.

Controlled exposure to sunshine helps avoid skin cancer.

Ask your chemist to recommend a suitable sunscreen.

Queensland Cancer Fund       P. O. Box

Spring Hill, QLD. 4000        Phone(07)839 7077

Provided for community awareness by the Queensland Cancer

(   )73. This passage is most likely to be ____.

A. an article from a student text book   B. a direction from a bottle of medicine

C. an advertisement from a newspaper  D. a suggestion from a chemist

(   )74. Which statement is true?

A. The more you get sunshine, the better your health will be

B. You’ll never have skin caner with controlled exposure.

C. You mustn’t stay outside from 10am to 2pm

D. You should frequently put on sunscreen while playing outdoors

(   )75. According to the passage we can see that Queensland Cancer Fund wants to ____.

A. sell sunscreen, shirt and hat      B. encourage people to play in the sun

C. help people guard against skin caner   D. make money out of sunscreen

(   )76. If you want a sunscreen, you should ask ____ for advice.

A. the seller    B. the advertiser    C. your parents   D. your doctor

题型:多项选择题

以下关于软件系统模块结构设计的叙述中,正确的是()

A.当模块扇出过大时,应把下级模块进一步分解为若干个子模块

B.当模块扇出过小时,应适当增加中间的控制模块

C.模块的扇入大,表示模块的复杂度较高

D.模块的扇入大,表示模块的复用程度高

题型:多项选择题

89C51的时钟最高频率是18MHz。()

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