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某男，21岁，学生，咽痛、咳嗽、发烧、腰痛1天后，出现肉眼血尿2次，IgA升高，补体C3下降。

下列哪项检查最重要（）。

A.B超

B.胸片

C.肾穿

D.膀胱镜

E.骨图

答案

参考答案：C

单项选择题

乳牙外伤正确的是（）

A.应尽量保留患牙到替牙期

B.嵌入移位，均需复位

C.完全脱位时，需作再植术

D.受伤当时应用电活力测试仪检查牙髓状况

E.为不影响恒牙荫出应尽快拔除外伤乳牙
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单项选择题

Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with (71) , and that it has a mechanism for (72) graphical files. Display text, display graphics, and (73) hypefiinks, there’s 99 percent of the (74) value. That’s not to say that the manufacturers didn’t go all-out to attach a hyperactive efflorescence of useless capabilities onto their browsers. Remember when media channels in the browser were a big deal, instead of the clutter you can’t wait to delete from your favorites of bookmarks menu Remember when client-side Java applets were supposed to become the preferred (75) for application development Remember frames and all their nasty side effects

A．plane

B．plant

C．plate

D．platform
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