Present simple 'be' We aren't late, are we ? Present simple other verbs She doesn't have any children, does she ? Present continuous The bus isn't coming, is it ? Past simple 'be' She wasn't at home yesterday, was she ? Past simple other verbs They didn't go out last Sunday, did they ? Past continuous You weren't sleeping, were you ? Present perfect She hasn't eaten all the cake, has she ? Present perfect continuous He hasn't been running in this weather, has he ? Past perfect We hadn't been to London before, had we ? Past perfect continuous You hadn't been sleeping, had you ? Future simple They won't be late, will they ? Future continuous He'll be studying tonight, won't he ? Future perfect She won't have left work before six, will she ? Future perfect continuous He won't have been travelling all day, will he ? Modals She can't speak Arabic, can she ? Modals They mustn't come early, must they ?