Поставьте предложение в вопросительную форму! he is smoking in the corridor. the guests are sitting in confortable armcairs the ladies are having supper granny is sleeping the students are translating the text now we are working in the garden

1. is he smoking in the corridor?
2. are the guests sitting in the comfortable armchairs?
3.Are the ladies having supper?
4. Is granny sleeping?
5.are the students translating the text now?
6.are we working in the garden?