Change into indirect speech:
He said, "I am reading a book."

• Direct Speech: He said, "I am reading a book."
• Indirect Speech: He said that he was reading a book.

- Direct Speech কে Indirect speech এ পরিবর্তন করতে হলে,
- প্রথমে, said এর পরে that বসে। Inverted কমা উঠে যায়।
- Pronoun, 'I' পরিবর্তিত হয়ে 'he' বসে।
- Tense present countinous, 'am reading' পরিবর্তিত হয়ে past contininuous, 'was reading' বসে।

• তাই সঠিক উত্তর - ক) He said that he was reading a book.

Source: A Passage to the English Language, S.M. Zakir Hussain.