It depends on what control scheme you have set but if you have it set to default you shake the wii remote forwards or sideways
Click R3 / Click the right analog stick down
On the PS3 and Xbox click on the right analog stick if you are playing default. If you are playing tactical click on the circle button for PS3 and the "B" button for Xbox 360.
Control Pad Down
Click down R3 and L3
click right stick i think
keeo trying
R3 on PS3 and Xbox. On Wii I'm not sure I think Z on the Nunchuk
With the Y button (Xbox 360)
For Xbox 360 it's the X (blue) button.
You press the grenade button
Xbox: B PS3: O Pc: Any button you set
You look at the person you want to revive, then you hold the the X button (Xbox, Xbox 360)
Call of duty 2
2 Call of Duty titles have been released for the original Xbox. They are Call of Duty: Finest Hour and Call of Duty 2: Big Red One.8 Call of Duty titles have been released for the Xbox 360. They are Call of Duty Classic, Call of Duty 2, Call of Duty 3, Call of Duty 4: Modern Warfare, Call of Duty: World at War, Call of Duty: Modern Warfare 2, Call of Duty: Black Ops and Call of Duty: Modern Warfare 3.(This information is as of 18 September 2012)
it depends where you get it
There is a Call of Duty for PS3 and Xbox 360.
Yes I do have Call of duty 4 for the Xbox 360.
PS3: R1 Xbox 360: RT Wii: B DS: Fire Button