Chinese mastered the technology of __________ approximately 5000 years ago.
举一反三
- Chinese mastered the technology of __________ approximately 5000 years ago. A: iron smelting B: metal smelting C: bronze smelting
- Chinese had mastered the technology of smelting bronze approximately 5,000 years ago and iron tools came into use during the ___________.
- What does the Egyptian hall look like to the customers? A: A Chinese building from 4,000 years ago. B: A British building from 5,000 years ago C: An Egyptian building from 4,000 years ago D: An Australian building from 4,000 years ago
- When was the man in New York A: About two years ago. B: About one year ago, C: About three years ago.
- We each other since known; ten years ago. A: have known; ten years ago B: knew; ten years ago C: have known; ten years D: knew; ten years