---Have you heard of Wang Meng? ---Yeah, she ______ have done better. She won China’s first gold medal at Turin.
Don’t promise anything ______ you are one hundred percent sure.
Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.
American Indianabout five percent of the U.S. population.
It is one of the funniest things ______ on the Internet so far this year.
There are plenty of jobs ______ in the western part of the country.