English is a difficult language.
Russian is difficult.It isn't easy.
Children are in the garden with their grandmother.
Books are on the shelf.
Is her son in England? - No,he isn't.He is in France.
Is Anna in the park? - No,she isn't,she's at home.
Is Dr. Brown at home? - No,he isn't.He's still at hospital (работает),in hospital ( лежит в больнице).
Are you busy? Yes,I am.
His wife is very busy. She is at work now.