What was potato used for in Europe at first
举一反三
- Who probably first used the umbrella as a protection against rainIn Europe, （）first used umbrella as protection against the rain.
- 4. What strategy is generally used at first in argumentation? What strategy is generally used at first in argumentation?
- For what was internet first mainly used?
- What strategy is generally used at first in argumentation?
- what was the compass first used in ancient china?