题目内容

社会角色是社会地位的静态描述,而社会地位是社会角色的动态表达。

A. 对
B. 错

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A.Now, the options are endless.B.Trying on glasses can be like trying on a pair of jeans.C.From geek to chic, glasses have become a fashion statement, whether they are prescription or not.D.Choosing a pair of glasses to go with your outfit in the morning should be like choosing the right jewelry, belts, and shoes.E.Since glasses have moved from necessity to accessory, the options for frames have multiplied.Fashion Glasses: Necessity and Accessory___1___ Glasses have come a long way from big, circular lenses to tons of fun modern designs. Today, glasses are no longer seen as just an aid for vision, instead, glasses are now a fashion statement.Still, a large majority of the population need glasses to see. Whether you need them or not, glasses are a fun addition to any outfit!Necessity and AccessoryFlashback 20 years ago and think about being told you needed glasses. Your options for choosing a frame that compliments your face and style were slim to none.___2___ As designers have recognized that glasses are not just a medical aid, but also a fashion statement, they have created fun designs and styles that keep up with seasons, trends, and culture. A surge of styles, fits, and colors are now available to try on and experiment with.Think FashionFashion changes with the seasons; why limit your glasses to one look? The pastel colors of spring and bright colors of summer call for all kinds of fun frames.A neutral frame looks classic in the fall, and a fun pop of red is exciting during the winter season.Don’t be afraid to try trends: circular wire rimmed frames are incredibly popular now.Our opticians are style-savvy and know what glasses are trending. Not sure where to start? Our trained staff can help you find your style.Switching up your look with glasses will not only be a conversation starter, but will get you excited about the way you look. ___3___Wide Range___4___ There is a plethora of options for whatever look you are going for; in fact, we offer more than 40designer brandsto choose from. Our trained team can help you choose the right frame for your face and the style that fits your personality. Try on as many frames as you need to in order to get the perfect pair.Find Your Fit___5___ It does not always sound like the most fun way to spend your time, but with the wide selections to choose from, the whole experience has changed.Ready to get started but you’re not sure where to begin? Check out our blog all about finding the right frame for your face: partoneandtwo.

医学仪器的灵敏度指标,是指放大器的( )

A. 噪声
B. 增益
C. 输入阻抗
D. 输出阻抗
E. 反应

医学仪器与其他仪器想比较,其特殊性在于生物信息的特殊性和( )

A. 灵敏度调节的特殊性
B. 噪声的特殊性
C. 人体检测的特殊性
D. 安全要求的特殊性

准确度是 值与 值之间的接近程度。

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