1.
(2018·镇江模拟)
— David, could you tell me _______?
— Ok, I'll check it for you on the Internet.
A . how often do the Winter Olympic Games take place
B . when the 2022 Beijing Winter Olympic Games will start
C . how many events are there in the 2022 Beijing Winter Olympic Games
D . who wins the most gold medals in the 2022 Beijing Winter Olympic Games
