)) откройте скобки, используя последние past perfect и past simple. 1.helen (do) it by 10 o'clock yesterday. 2. she (translate) the article before the film (begin). 3. i (see) him yesterday. 4. i (see) him before the accident (happen).

1. Helen had done it by ten o'clock yesterday. 2. She had translated the article before the film began.3. I saw him yesterday.4. I had seen him before the accident happened