Переделать предложения из действительного в страдательный залог. 1 you open the door. 2 we asked questions. 3 he will finish his project next week. 4 he can do this exercise. 5 they invited me to their conference. 6 i saw a new film. 7 my sister writes letters regularly. 8 universities develop new methods of students training. 9 after graduating from the university the students may get a still higher degree. 10 the study of foreign languages, history and economics must improve the curricula of technological universities.