I first made his __________ in the early 1960s.
举一反三
- What’s the possible greatest contribution made by Zhang Qian on his first expedition to the West Regions?
- The story happened ______. A: in 1960's B: in his 60's C: in 60's D: in the 1960's
- Bill Gates made his first program for computers __________
- E-commerce was first ______(develop) in the 1960s.
- The world's first robot was made by Russians.