3. “I have finished my project,” Tom said. Tom said that ________.

Перевод задания: Преобразуйте предложение из прямой речи в косвенную.

Tom said that he had finished his project. (Том сказал, что закончил свой проект.)

I меняется на he, my — на his, а Present Perfect — на Past Perfect: have finished → had finished.