What symbol is used to execute operating system command? A. Parenthesis B. Semicolon C. Comma D. Square bracket E. Colon F. Percent sign G. Exclamation mark
【简答题】Question 1. How do you understand the sentence “It is all very well to have a tiger in the tank, but to have one in the driver’s seat is another matter”? Question 2. Why is there a need for a “Be Kind...