TEMPERATE GRASSLAND: Mainly central continental areas with hot summers, cold winters and moderate rainfall, these have become the world's great food producing areas- grain is grown and cattle reared.
(these; have become; the world's great food producing areas- grain is grown and cattle reared) (areas- grain; is grown; ) (cattle; reared; )
these areas- grain cattle
have become is grown reared
the world's great food producing areas- grain is grown and cattle reared