男性，30岁，缺失，余留牙正常，咬合关系，良好，要求烤瓷桥修复。经基牙预备后比色比色

发布时间：2019-04-08 02:50 │ 来源：www.tikuol.com

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问题：

男性，30岁，缺失，余留牙正常，咬合关系，良好，要求烤瓷桥修复。经基牙预备后比色

比色时天气与光线的方向应该是（）

A．少云晴天，自然光线由北向南采光

B．少云晴天，自然光线由南向北采光

C．无云晴天，自然光线由北向南采光

D．无云晴天，自然光线由南向北采光

E．多云晴天，自然光线由南向北采光

考点：口腔医学技术(主管技师)口腔技师相关专业知识中级口腔医学主管技师相关专业知识

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音响调音中各种设备之间联接用的接插件可随意选用。( )

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Froli Cat Dart

While cats require less attention compared to dogs, that doesn’t mean you can just leave them at home all day long. No sir, they too, need some level of attention and will have to keep themselves occupied mentally and physically too. Well, FroliCat Dart makes it possible. Just what is the FroliCat Dart all about? Well, for starters, this device delivers 360° rotation (旋转) that will project laser patterns on the floor, letting your feline (猫科动物) friend chase after it.

Portable USB Power Supply

With modern gadgets, running out of juice happens to some of us more often, simply because today’s devices seem to suck up more juice than before. That’s why the Portable USB Power Supply comes in handy, being a best emergency charger for cell phones and other devices. Capable of holding a charge for up to three months when in standby, it will ship with adapter tips that cater for a certain variety of cell phone brands.

Battery Powered Gloves

For those living in the northern hemisphere(半球)，we are pretty sure that you have already stocked up on your winter supplies to make sure you remain nice and warm throughout the upcoming freezing months. Well, wearing a pair of the Battery Powered Hand Warming Gloves is necessary so as to keep your palms and fingers warm. These gloves come with battery-powered integral (不可缺的) heating elements which is capable of keeping your hands nice and warm for up to eight hours. It requires a quartet of AA batteries in each glove, and since both gloves are fully lined with a waterproof, breathable material, they might just come in handy during your next snowball fight. Too bad it comes only in one color—black.

小题1:How does FroliCat Dart work?

A．It can make cats run around your house.

B．It can project laser patterns to make cats chase.

C．It can make cats much sleepier than before.

D．It can provide food and drink for cats.

小题2:From the second paragraph, we know that________

A．Lack of power happens to some of us less often than before.

B．The adapter tips cater for all kinds of cell phone brands.

C．The Portable USB Power Supply can charge for some phones.

D．The Portable USB Power Supply can only last for three months.

小题3:Where do the Battery Powered Gloves sell well?
A. Iceland B. India C. Australia D Singapore

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某上市公司拟在未来无限时期每年支付每股股利2元，相应的贴现率（必要收益率）为10%，该公司股价18元，计算该股票的净现值为（）元。

A．-2

B．2

C．18

D．20

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小儿急性喉炎的临床表现下列哪项是错误的

A．低热

B．犬吠样咳

C．呼气性呼吸困难

D．声音嘶哑

E．喉鸣

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题型：单项选择题

可以RGB（x，y，z）函数获取颜色，下面的数字对应了x，y，z三个参数，其中不合法的是（）。

A.0，0，0

B.200，255，129

C.100，256，200

D.255，255，0

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