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/?

Просто во втором надо поменять subject и object:

Is anybody waiting for you?

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?