9. Many Greek philosophers were at the same time scientists.（ ）
举一反三
- ________ there were not so many stores on the streets. A: At a time B: At the same time C: At one time D: At any time
- Many philosophers spend much of their time in ______________ .
- According to the professor, what were, the beliefs of the Greek philosophers based upon A: How the natural world was described in Greek mythology. B: What they observed directly. C: The writings of philosophers from other societies. D: Measurements made with scientific instruments:
- Many philosophers spend much of their time in contemplation. A: debating B: thinking C: writing
- In Greek mythology, many heroes, like Theseus and Hercules, were semigods.