题目内容

Questions 5 to 7 are based on the news report you have just heard.[音频]5. A) He told a stranger the sad story about himself.B) He helped a stranger to carry groceries to his car.C) He went up to a stranger and pulled at his sleeves.D) He washed a stranger’s car in return for some food.6. A) He ordered a lot of food for his family.B) He gave him a job at his own company.C) He raised a large sum of money for him.D) He offered him a scholarship for college.7. A) He works hard to support his family.B) He is an excellent student at school.C)He is very good at making up stories.D) He has been disabled since boyhood.

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在bash中,通配符 * 表示什么含义()。

A. 匹配零个或者一个或者多个字符
B. 表示匹配一个字符
C. 匹配其中任意一个字符
D. 匹配不属于其中的一个字符

在bash中,指令 touch {a..c} 的含义是什么()。

A. 创建文件a、b、c
B. 创建文件{a..c}
C. 创建文件ac
D. 创建文件abc

在bash中,执行 ls [a-b] 后,系统会进行什么动作()。

A. 尝试列出当前目录下的a、b文件
B. 尝试列出当前目录下的ab文件
C. 尝试当前目录下所有文件
D. 尝试列出当前目录下所有目录

在bash中,通配符表示一类内容,一般出现在指令的参数中。

A. 对
B. 错

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