17. A) He was wounded in the Spanish civil war.
B) He was interested in the study of wild animals.
C) He started the organization Heifer International.
D) He sold his cows to many countries in the world.
18. A) To help starving families to become self-supporting.
B) To make plans for the development of poor communities.
C) To teach people how to use new skills to raise animals.
D) To distribute food to the poor around the world.
19. A) They should help other families the way they have been helped.
B) They should offer all baby animals to their poor neighbors.
C) They should submit a report of their needs and goals.
D) They should provide food for the local communities.
20. A) It has improved animal breeding skills all over the world.
B) It has helped relieve hunger in some developing countries.
C) It has promoted international exchange of farming technology.
D) It has bridged the gap between the rich and the poor in America.
