Are these "I don't know..." sentences using léigh correct? Níl a fhios agam... I don't know... 1. ar léigh Brian an leabhar seo riamh. whether Brian has read this book before. 2. cé hé a léigh an leabhar seo riamh. who has read this book before. 3. cé hé a chonaic Brian inné. whom Brian saw yesterday. 4. ceard a léigh Brian inné. what Brian read yesterday. 5. cá huair a léigh Brian an leabhar sin inné. when Brian read that book. 6. cá háit ar léigh Brian an leabhar sin inné. where Brian read that book yesterday. 7. cén fáth / cad chuige ar léigh Brian an leabhar sin inné. why Brian read that book yesterday. 8. cad é mar / conas a léigh Brian an leabhar sin inné. how Brian read that book yesterday. 9. cá fhad / cé mhéad am a thóg ar Brian an leabhar sin a léamh inné. how long it took Brian to read that book yesterday.10. cé chomh minic is a léann Brian an leabhar sin. how often Brian reads that book. 11. cé chomh tapa a léigh Brian an leabhar sin. how quickly Brian read that book. 12. cé mhéad leabhar a léigh Brian inné. how many books Brian read yesterday. 13. cén cineál / cén sórt leabhar a léigh Brian inné. what kind of books Brian read yesterday. 14. cén leabhar ar mhaith Brian a léamh inné. which book Brian wanted to read yesterday. 15. teideal an leabhair a léigh Brian inné. the title of the book that Brian read yesterday.