Составьте вопросы из данных ниже слов,1.are/samba/dancing/they/? 2.for/is/waiting/anybody/you/? 3.red/she/wearing/dress/is/a/? 4.mum/is/at/the/working/moment/my/?

Are they dancing samba?
is you waiting for anybody? (Но с точки зрения грамматики там должно быть are you waiting)
is she  wearing a red dress?
is my mum working at the moment?