问题
单项选择题 A1型题
一个完整的计算机系统应该包括（）
A.主机、键盘和显示器
B.硬件系统和软件系统
C.主机和其他外部设备
D.系统软件和应用软件
E.操作系统和CPU
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
一个完整的计算机系统应该包括（）
A.主机、键盘和显示器
B.硬件系统和软件系统
C.主机和其他外部设备
D.系统软件和应用软件
E.操作系统和CPU
参考答案：B
下面短文中共有8处语言错误，请在有错误的地方增加、删除或修改某个单词。 增加：在缺词处加一个漏字符号（∧），并在其下面写上该加的词。 删除：把多余的词用斜线（\）划掉。 修改：在错的词下划一横线，并在该词下面写上修改后的词。 注意：1. 每处错误及其修改均仅限一词； 2. 只允许修改8处，多者 (从第9处起) 不计分。
Last summer I take a part-time job in the International Camp for children. I have been told one more worker will be needed this year and I think you are fit it. How about join us? The camp is at the foot of a small hill close to a river. It is so a beautiful place! We can hear birds singing happy all around. Everybody sleeps in tents, which is very exciting. They usually work only five hour a day, so we will have plenty of spare time to visit the area and have a fun, I am sure it will be an unforgettable experience. If you are interested in it, reply to me soon. |
Luckily I was completely free then, so I’ll to say “yes”. I’ll arrive in Bristol at