var sentences = Array(2);
sentences[0] = 'Anita isn\'t doing her English homework.';
sentences[1] = 'We aren\'t having the Progress Test today!';
sentences[2] = 'Unfortunately, the Petersons aren\'t coming for dinner.';
sentences[3] = 'The photocopier isn\'t working.';
sentences[4] = 'Lisa and her sister aren\'t renting a flat together.';
sentences[5] = 'We aren\'t working next Saturday.';
sentences[6] = 'Clive and I aren\'t going anywhere at weekends.';
sentences[7] = 'The phone isn\'t ringing.';
sentences[8] = 'I\'m not doing anything right now.';
sentences[9] = 'Nobody is playing computer games.';