As an economic and technological giant in the world, the United States ranks first in such advanced fields as computers, ______ , nuclear energy, and electronics.
A: mining
B: space technology
C: insurance
D: banking
A: mining
B: space technology
C: insurance
D: banking
举一反三
- The United States ranks ____ in the world in the total value of its economic production. A: first B: second C: third D: fourth
- The United States ranks ________ in the world in the total value of its economic production.
- Immigration also gives the United States an economic ______ in the world economy.
- Immigration also gives the United States an economic ______in the world economy. A: edge B: inge C: im D: point
- Laws protecting animal rights in cosmetic testing are: A: More advanced in Asia than in the United States; B: More advanced in Asia than in the European Union; C: More advanced in the United States than in the European Union; D: More advanced in the European Union than in the United States.