Olympic Games are held every four years at a different site, in which athletes 21 different nations compete against each other in a 22 of sports. There are two types of Olympics, the Summer Olympics and the Winter Olympics.In order to 23 the Olympics, a city must submit a proposal to the International Olympic committee (IOC). After all proposals have been 24 , the IOC votes. If no one city is successful in gaining a majority in the first vote, the city with the fewest votes is eliminated, and voting continues with 25 rounds, until a majority winner is determined. Typically the Games are awarded several years in advance, 26 the winning city time to prepare for the Games. In selecting the 27 of the Olympic Games, the IOC considers a number of factors, chief among them which city has, or promises to build, the best facilities, and which organizing committee seems most likely to 28 the Games effectively.The IOC also 29 which parts of the world have not yet hosted the Games. 30 , Tokyo, Japan, the host of the 1964 Summer Games, and Mexico city, Mexico, the host of the 1968 Summer Games, were chosen 31 to popularize the Olympic movement In Asia and in Latin America. 32 the growing importance of television worldwide, the IOC in recent years has also taken into 33 the host city"s time zone. 34 the Games take place in the United States or Canada, for example, American television networks are willing to pay 35 higher amounts for television rights because they can broadcast popular events 36 , in prime viewing hours. 37 the Games have been awarded, it is the responsibility of the local organizing committee to finance them. This is often done with a portion of the Olympic television 38 and with corporate sponsorships, ticket sales, and other smaller revenue sources. In many 39 there is also direct government support.Although many cities have achieved a financial profit by hosting the Games, the Olympics can be financially 40 . When the revenues from the Games were less than expected, the city was left with large debts.

A. site
B. spot
C. location
D. place