Complete the dialogues. use a polite question with "eould you", "could you", "can you", "will you" in each sentence and the expressions in the box. turn the volume up explin it to smb. a) omar: i'm trying to listen to the news on television, but i can't hear it. turn the volume up? asel: yes. omar: thanks. asel: my pleasure. b) dmitry: i have read the text abut the british council but i haven't understood some paragraphs yet vera: certainly. i'll be happy to.