The amount of information ________ to anyone in the world today via modern technologicalmeans doubles in density and quantity every three years.
举一反三
- Representatives in the U.S. are elected_____. A: every two years B: every three years C: every four years D: every five years
- How often is the World Cup? A: every 2 years B: every 4 years C: every year D: every 3 years
- Representatives in the United States are elected ______. A: annually B: every two years C: every three years D: every four years
- How often is the World Cup? A: every year B: every 4 years C: every 2 years
- The Winter Olympics is held once______.(2分) A: A、every two years B: B、every three years C: C、every four years D、every five years D: D、every five years