Преобразуйте прямую речь в косвенную, начиная предложение от слов автора He said that... 1. He has to chek the work.

1. He said that he had to check the work and that they were doing it. 2. He said that the article had been written by his teacher and that I had asked him about it. 3. He said that he would return and the academic year would be over. 4. He said that she would carry out work and that she would return.