started writing
Я уже начал писать первую главу.
I've already started writing the first chapter.
— Любовное настроение (2000)
I started writing.
Дэн ещё даже не начал писать.
Dan hasn’t even started writing yet.
Том начал писать роман.
Tom started writing a novel.
Он достал лист и начал писать письмо.
He took out a piece of paper and began to write a letter.
Том взял ручку и начал писать.
Tom took a pen and began to write.
Том начал писать.
Tom started writing.