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1. what are people all over the world fond of? - they are fond of sport.

2. what unites people of every nationality? - sports and games  unite people of every nationality.

3. what do people prefer to be out town on a frosty sunny day? -  they prefer to be out of town on a frosty sunny day, they go the countries where the weather is frosty and there is much snow to  skate, ski, toboggan,  figure-skating and ski-jumping.

4. what are tho most popular outdoor winter sports? - the most popular outdoor winter sports are hockey, skating, skiing and tobogganing.

5. what opportunities for sports   does summer afford? -  summer affords excellent opportunities for swimming, boating, yachting, cycling, gliding and many other sports.

6. what game takes the first place an public interest ? -  among outdoor games football takes the first place in public interest.

7. when do many people indulge an boxing, wresting, athletics, gymynastics? -  all the year round many people indulge in boxing, wrestling, athletics, gymnastics.

8. who goes in for calisthenics? -    a lot of girls and women go in for callisthenics.

9. why is chess the great internationak game? - the great international game is chess of course because the results of chess tournaments are studied and discussed by thousands of enthusiasts in different countries.