22. 听题干 锁定正确答案
A. They have strong muscles.
B. They live a longer life than horses.
C. They eat much less in winter.
D. They can work longer than donkeys.
题目:What does the speaker say about mules?
A. They have strong muscles.
23. 听题干 锁定正确答案
A. It was a pet of a Spanish king.
B. It was bought by George Washington.
C. It was brought over from Spain.
D. It was donated by a U.S. ambassador.
题目:What do we learn about the donkey which is said to be the father of the U.S. mule industry?
C. It was brought over from Spain.
24. 听题干 锁定正确答案
A. They met and exchanged ideas on animal breeding.
B. They participated in a mule-driving competition.
C. They showed and traded animals in the market.
D. They fed mules with the best food they could find.
题目:What did farmers usually do on Mule Day in the 1840s?
C. They showed and traded animals in the market.
25. 听题干 锁定正确答案
A. The wider use of horses.
B. The arrival of tractors.
C. A shrinking animal trade.
D. A growing donkey population.
题目:What made mules less in demand in America?
B. The arrival of tractors.