________ a high percentage of Australians may be people who watch sports rather than do them, as far as most of its population is concerned, it is indeed a great sporting nation.

A. While            B. as                 C. If          D. Whether

________ a high percentage of Australians may be people who watch sports rather than do them, as far as most of its population is concerned, it is indeed a great sporting nation

1. A.
   While
2. B.
   as
3. C.
   If
4. D.
   Whether

________ a high percentage of Australians may be people who watch sports rather than do them, as far as most of its population is concerned, it is indeed a great sporting nation.

So, _____ a high percentage of Australians may be people who watch sports rather than do them, Australia is indeed a great sporting nation!

A. as          B. when             C. unless             D. while   

So, _____ a high percentage of Australians may be people who watch sports rather than do them, Australia is indeed a great sporting nation!

1. A.
   as
2. B.
   when
3. C.
   unless
4. D.
   while