4. The purpose of transition device is to be able to simplify sophisticated output. ( )
                    举一反三
- 4. The purpose of transition device is be able to simplify sophisticated output. ( )
 - 4. The purpose of transition device is be able to simplify sophisticated output. ( ) A: 正确 B: 错误
 - Output device is an instrument of ____ .
 - The purpose of transition words is to _____.
 - The DD schedule shows_______. ( ) A: interest rate and output pairs for which aggregate demand equals aggregate output. B: exchange rate and output pairs for which aggregate demand equals aggregate output.2 C: interest rate and output pairs for which aggregate supply equals aggregate output. D: exchange rate and output pairs for which aggregate demand is greater than aggregate output.
 
