According to IATA's forecast, the air passenger volume in the Chinese market is expected to reach 6 billion by 2037.

According to IATA's forecast, the air passenger volume in the Chinese market is expected to reach 6 billion by 2037.
A.正确
B.错误
正确答案：B

According to IATA&#39;s forecast, the air passenger volume in the Chinese market is expected to reach 6 billion by 2037.