Ответ:
He had not worked before he graduated an university. Он не работал, до того как закончил университет.
We had not read the book before we went to bed. Мы не прочитали эту книгу, перед тем как пойти спать.
I hadn’t called him before he wrote me.
Я не звонила ему, до того как он написал.
Had they finished work before they left? Они закончили работу, перед тем как уйти? Had he drunk coffee before he went to work? Он выпил кофе, перед тем как пошел на работу?
We came to the bus stop, but the bus had left – Мы пришли на автобусную остановку, но автобус ушёл.
Littile - все остальные слова - глаголы.
My room faces a noisy street
we drank water from the spring in the forest
you should always overcome difficulties
there are a lot of geyzers in Iceland
books are a great source of information
Put the verbs in brackets into the past simple or past Continuous to complete the text