-- I called you last night but no one answered it. -- Oh, sorry. It must be that I had just finished my assignment and ______ a walk in the garden.
Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.
American Indian ______ about five percent of the U.S. population.
There are plenty of jobs ______ in the western part of the country.
–I’d like some more cheese. –Sorry, there’s ______ left.
Yesterday she sold her car, ______ she bought a month ago.