— I phoned you at 7 yesterday evening but nobody answered.— Oh, I _______my dog in the park then.
You can not use the machine today because some parts __________ this week.
Many of us love traveling, but lack of financial __________ often holds us back from seeing the world.
__________ the website of the Fire Department in your city, and you will learn a lot about firefighting.
This is one of the experiments __________ in our laboratory.
As we all know,__________ Siberian tiger is __________ endangered species.