What were the three features in the growth of American economy at the beginning of the 20th century?
举一反三
- The fourth period of American economy is in the 20th Century, this period has witnessed the rise of_______industries . A: ranching B: heavy C: farming D: high-tech
- American Literature in the 20th Century started from ______to the present.
- The American economy witnessed a period of prosperity in the early 20th century.
- What are the characteristics of English literature in the 20th century?
- The 20th century _____ the growth of the aviation industry. A: watched B: witnessed C: looked D: went