Complétez ces phrases avec: what, who, where, how, when. 1) ... do you live? 2) ... did you buy this book? I bought it last night. 3) ... are you doing at the moment? 4) ... old are you? 5) ... is your birthday? 6) ... ate all the cake? 7) ... is Mum? She is at the supermarket. 8) ... often do you go to the cinema. 9) ... is her favourite actor? 10) ... do you meet Jack?