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.
Поделитесь своими знаниями, ответьте на вопрос:
сущ. + was/were + глагол с ing окончанием
i was working
сущ. + had + been + глагол с ing окончанием
they had been playing tennis