than one variant.
to breed, to develop, to grow, to raise, to rear
1. People ... farm animals for different purposes. 2. Some farmers ...
cattle to sell as beef, and others ... cattle to produce milk. 3. Farmers
usually choose breeds of hogs th a t... rapidly. 4. Animals always ... well
when they are on pasture. 5. In the regions where farmers ... different grains they usually ... cattle. 6. The children helped the farmer to ...
young pigs. 7. In 1850 American farmers ... four breeds of beef cattle.
8. A little calf... better if it gets cow’s milk. 9. At present scientists ...
a new variety of this crop for the northern regions of the country. 10. On
large poultry farms it is possible to ... thousands of chickens at once.