题目内容

在存储一个汉字内码的两个字节中，每个字节的最高位是( )。

A. 1和1
B. 1和0
C. 0和1
D. 0和一0

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下列选项中，属于Excel的主要功能的是( )。

A. 电子表格处
B. 图形处理
C. 文件传输
D. 数据库管理

Every summer Carol has a two-week vacation(假期). She usually travels (1) during her vacation and visits new places. Last August she (2) in Europe. Europe was very beautiful, (3) her vacation wasn’t very nice. She was on a tour(游览)of four countries, and she was in each country only three days. She visited (4) museums and was always in a hurry. Carol was on the train or on a bus almost every day. After (5) vacation she was tired and bored. This summer she is going to (6) her vacation in a (7) way. She is going to travel (8) a friend to one country, and visit only one city. They are going to choose a city on the coast(海滨)so that they can go to the seaside sometimes. This year Carol isn’t going to feel tired (9) her vacation. She is going to feel (10) .

A. [A] she [B] she’s [C] her

安装完Windows舌，桌面上通常出现的图标有( )。

A. 我的电脑
B. 我的文档
C. Word的快捷启动方式
D. 回收站

下面( )组运算符的运算顺序是正确的。

A. +，一，<=，*，／
B. *／，＾，+，一，>=
C. ＾，*，／，+，一，<=
D. >=，+，一，*，／，＾