Ответ:
1) Does Jane eat lunch at canteen every day?
2) Did you sleep well last night?
3) Am I studying a grammar book now?
4) Were children watching TV last night?
5) Was it cold yesterday?
6) Will he be at home tonight?
7) Does she play the piano?
8) Do they have many children?
9) Did he travel to Spain last year?
10) Does she feed her cat three times a week?