Before testing this method on patients, Dr. Baker had tests for two yearson three hundred dogs.
Some parts of the water are very shallow. But in some places it is veryvery __.
You waste much time______pig flu.on the internet..
---- Is there a vaccine _____ pig influenza?, I’m anxious to know. ----- Don’t worry, there is a vaccine _____ for pigs against pig influenza
Has she had a cold like pig flu. _____? for she is absent.
The teacher criticize me, so I must finish my essay about agriculture,farmer and rural areas today______.