Sentenceকাকে বলে?How many Parts does a Sentence have?How many kinds can a Sentences be divided into? https://www.youtube.com/watch?v=wb686_73suM&feature=youtu.be&t=1
How to change Direct Narration into Indirect one if the reported speech is Assertive Sentence https://www.youtube.com/watch?v=JqplOFNXms8&feature=youtu.be&t=80