Сущ. + was/were + глагол с ing окончанием
I was working
Сущ. + had + been + глагол с ing окончанием
They had been playing tennis
Past Continuous-was/were +Ving
They were playing football when I saw them.
Past Perfect-had+ V3
She had drawn her picture by 7pm.
Past Perfect Continuous-had been +Ving
She had been working hard,so she was tired.
