有人说联合国 * * 确立了“历史上强有力的防止战争的机构”。 下列史实最能说明这一点

题型:选择题

问题:

有人说联合国 * * 确立了“历史上强有力的防止战争的机构”。 下列史实最能说明这一点的有   

A.联合国的宗旨是维持国际和平与安全

B.联合国大会上每个会员国都拥有一票表决权

C.安理会是唯一有权采取行动维持世界和平与安全的机构

D.联合国秘书处秘书长是联合国的行政首长

考点:东盟的成立和发展
题型:选择题

     Vans, Keds, Dollies-they sound like the names of rock bands, but if you have teenagers, you'll know

they're actually the latest in teenage footwear.

     But experts are now warning that the current shoe fashions will be causing teenagers discomfort in the

short term and storing up years of foot, knee and back pain in the future. Here, the experts identify the

problems caused by teenagers' shoe choice.

KEDS/VANS

     Slipon shoes with elastic (弹性的) sides are particularly  popular  among  teenage  boys-with Keds

and Vans the most soughtafter brands.

     The main problem is that they are just too flat-so flat that the heel, which strikes the ground first, also

becomes damaged and painful.

     BALLET PUMPS

     The worst shoes of all are such light and thin dolly shoes. The problem is partly their flatness, as with

Keds and Vans. However ballet pumps, which have no string or heel, have other specific problems.

     "As the shoe has no fastening device, it relies on the toes to keep the shoe on, causing an awkward

gait (步法) , this leads to short-and longterm problems such as calluses (茧子), heel and knee pain."

     WEDGES AND STILETTOS

     These shoes can also cause problems with gait. They may look good, but the heels on these are so

high they can force the wearer's body weight forward, making them very unstable.

Teens who wear these shoes regularly are also in danger of joining those millions of women with constant

back pain.

     SCHOOL SHOES

     So what do podiatrists (足科医生)have on their wish list, especially for everyday wear?

     Something in a natural, breathable fabric, with a string to hold it on, with a small heel and a deep

toebox that does not press the toes, such as Clark's, Marks & Spencer or Rhino.

     If your teen insists on wearing 'bad' shoes, get them some simple foot orthotics(矫形器) in the shoes.

These support and correct the movement of the foot and, properly fitted by a podiatrist, can often

transform their walk and halt the damage.

1. Of all the shoes mentioned in the passage, which can cause the worst problems?

A. Marks & Spencer.

B. Wedges & Stilettos.

C. Keds and Vans.

D. Ballet Pumps.

2. Which pair of shoes may NOT be found on the podiatrists' wish list?

3. The underlined word" halt" in the last paragraph probably means________.

A. increase      

B. worsen      

C. stop          

D. cure

4. From this passage we can infer________.

A. trendy shoes may ruin teenagers' health

B. fashionable shoes all have orthotics in them

C. experts are strongly against wearing popular shoes

D. podiatrists are expert at producing branded shoes

题型:选择题

对流免疫电泳中,泳向阴极侧的Ig是()

A.IgG1,IgG2

B.IgG3,IgG4

C.IgG1,IgG3

D.IgG1,IgG4

E.IgG2,IgG4

题型:选择题

小组评估常用测量工具中,用于测量社工与组员共同努力完成的工作任务水平的叫做()。

题型:选择题

食品中可能出现的有害因素主要有( )

A.农药、包装材料

B.细菌、真菌

C.食品添加剂

D.N-亚硝基化合物、多环芳烃

E.以上都正确

题型:选择题

男性,36岁,有风心病多年,体检:心尖部有舒张期雷鸣样杂音与Ⅱ级收缩期吹风样杂音,颈静脉怒张,肝肋下2cm,胸片示左房、左室大,最可能的诊断是()

A.二尖瓣狭窄合并关闭不全

B.二尖瓣狭窄合并相对性三尖瓣关闭不全

C.二尖瓣狭窄合并器质性三尖瓣关闭不全

D.二尖瓣狭窄合并主动脉瓣狭窄

E.主动脉瓣关闭不全合并二尖瓣关闭不全

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