This is the 9899th most frequent Japanese word.
読
"読" means "to read" in English.
Here, '読' is part of the verb '読み終える', meaning 'to finish reading', conveying the completion of the reading action.
彼は新聞を読み終えました。
He finished reading the newspaper.
In this sentence, '読' appears in the potential form '読めば', indicating the action of being able to read or asking for the method of reading.
この文章をどう読めばいいですか？
How should I read this passage?
The word '読' is used in the verb '読む', which means 'to read', to express the action of reading books.