was reading a book
He was reading a book.
Я не возражаю, чтобы мальчик читал книгу.
I don't mind the boy reading a book.
I read a book today.
Ты когда-либо читал книгу на французском языке?
Have you ever read a book in French?
Вместо того чтобы делать то, что нужно было делать, Том читал книгу.
Instead of doing what he was supposed to do, Tom was reading a book.
While eating, I read a book.
Том читал книгу под деревом.
Tom was reading a book under a tree.
I read a book last night.
Том почти весь день читал книгу.
Tom read a book almost all day.
He sat and read a book.