【简答题】试分析下图所示电路的逻辑功能,并列出真值表。
【单选题】You can use the Cut, Copy, and Paste buttons in the ____ group on the Home tab to copy and move cell contents to a different worksheet location.
【单选题】______ the surface of metal, but also weakens it.
A.
Not only does rust corrode
B.
Not only rust corrodes
C.
Rust not only corrodes
D.
Rust, which not only corrodes
【判断题】You can use the Cut and Paste commands to move text from one slide to another slide.
【单选题】If there is something wrong with the phone or telephone line when you make a call, you can use the following expressions except _____.
B.
She has changed her telephone number
C.
I've tried to get through several times but it's always engaged
D.
Sorry, we were cut off
【简答题】试分析下图所示电路的功能。写出与或表达式,列出真值表,并说明电路的功能。
【单选题】_________you _________llikeFrench.
【判断题】孔的基本偏差即下偏差,轴的基本偏差即为上偏差。( )