It’s reported that there are more than 300 smokers in China, nearly a third of all the smokers in the world.

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

It was an exciting moment for these football fans this year, _________ for the first time in years their team won the World Cup.

Some researchers believe that there is no doubt a cure for AIDS will be found. [ ]

Oh, my God! It’s a sea of cars. How can you _____ your car?—That’s easy. Mine is colored differently from any other one.[ ]