以下有关显示器接口的叙述中，错误的是 ______。A．CRT显示器只_爱下问搜题

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问题单项选择题

以下有关显示器接口的叙述中，错误的是 ______。

A．CRT显示器只能接收模拟信号，所以它使用VGA标准接口

B．中高档LCD显示器可支持VGA、DVI和HDMI三种接口

C．DVI采用并行方式在显卡和显示器之间传输数字视频信息

D．HDMI既能传输高清数字视频信息，也能同时传输多声道数字视频信息

答案

参考答案：D

解析：目前扫描仪色彩位数大多数为30b、36b、42b甚至更高，至少要达到36位才能获得比较好的色彩效果。故选择D。

完形填空

To celebrate the end of our exams, my friends and I went to a fast food restaurant. We 1  hamburgers and Coca Cola at the counter. When our   2  came, I started walking towards an empty table. By bad luck, my purse strap (带子) got   3  on a chair and the tray (托盘) that I was holding slipped   4  my hands and went flying in the air. The tray, and its contents, 5  on a man who was just about to 6  a bite of his sandwich. I stared, greatly 7 , as the drinks soaked (浸湿) his white shirt.
Then I   8   my eyes and prepared myself for his burst of   9 . Instead, he said “It’s OK” to   10  me before he disappeared into the washroom.
Still shaky and unsure 11  to do next, my friends and I went to a table and sat there, trying our best to look   12 . A moment later, the man came out of the washroom and 13  our table. My heart almost stopped 14 . I thought he was going to ask for my father’s   15  and call him.
To my surprise, he merely smiled at us, handed us some cash and said, “ 16  yourself new hamburgers.” He then walked  17  without even finishing his food.
He could have made what was already an uncomfortable situation worse, 18  he chose a different way and gave us a reason to believe that there is still 19  in this world. I ‘ll never 20  his action.

A．discouraged

B．disappointed

单项选择题 A1/A2型题

在弧菌属中，黏丝试验阴性的弧菌为（）

A.副溶血弧菌

B.霍乱弧菌

C.创伤弧菌

D.河弧菌

E.溶藻弧菌