1.
Where is he now? He (is) in the garden. He (is playing)
volley-ball with his friends. They (have been playing) since breakfast time.
2. I
( live) in St. Petersburg. I (have lived) in St. Petersburg since 1990.
3. This man (is) a writer. He ( writes) books. He (has been writing) books
since he was a young man. He has already (written) eight books.
4 Lena is a
very good girl. She always ( helps) her mother about the house. Today
she (has been helping) her mother since morning. They have already (washed) the floor
and ( dusted) the furniture. Now they (are cooking) dinner together.