раскройие скобки употребив глаголы в нужном времени . he..WAS LEAVINGby the time I got there. she.HAD BEEN WORKINGas a clerk for 10 years before she resigned
he had left (потому что by) by the time I got there(leave). she had been working (потому что целых 10 лет) as a clerk for 10 years before she resigned(work)
he..WAS LEAVINGby the time I got there.
she.HAD BEEN WORKINGas a clerk for 10 years before she resigned
she had been working (потому что целых 10 лет) as a clerk for 10 years before she resigned(work)