Question

Укажите Participle I, Participle II и установите функции каждого из них, т.е. укажите, является ли оно определением, обстоятельством или частью глагола-сказуемого.
The progress achieved by our company is great. 
He was sitting at his desk looking through the catalogues. 
When writing a cable we try to use as few words as possible. 
The director had finished the talks when i came up to him.

Answer 1

achieved - Participle II, определение
sitting, looking - Particile I, часть глагола-сказуемого
writing - Participle I, обстоятельство
finished - Participle II, часть глагола-сказуемого
came - Participle II, часть глагола-сказуемого