CCDelayTime
[CCDelayTime actionWithDuration:2.0f]
CCMoveTo
[CCMoveTo actionWithDuration:0.01f position:position1]
CCScaleTo
[CCScaleTo actionWithDuration:0.01f scale:0.5f]
CCFlipX
[CCFlipX actionWithFlipX:YES]
CCCallFunc
[CCCallFunc actionWithTarget:self selector:@selector(dropCargo)]
CCSequence
CCRepeatForever