Q: How many people must live in a city before it’s called a megacity?
A.More than 10 million people. B.More than 20 million people. C.Between 12 to 15 million people. D.Between 15 to 20 million people.正确答案A
Q: How many people must live in a city before it’s called a megacity?
A.More than 10 million people. B.More than 20 million people. C.Between 12 to 15 million people. D.Between 15 to 20 million people.正确答案A
