Выберите правильную форму причастия.1. Translate the words (writing, written) on the

Изберите правильную форму причастия.
1. Translate the words (writing, written) on the blackboard.
2. We could not see the sun (covering, covered) by dark clouds.
3. (Going, gone) alone the street, I met Mary and Ann.
4. Yesterday we were at a conference (organizing, organized) by the students of our group.
5. It was not easy to find the (losing, lost) stamp.
6. How do you like the film? he asked (turning, turned) towards me.