1. Are they writing a test now?-О What are they writing now? -С Are they writing a test or reading? -A They are writing a test now, aren,t they? -P 2.Does he usually go to college on foot? -O How does he usually go to college? -C Does he go to college on foot or by car? -A He usually goes to the college on foot, doesn,t he? -P 3.Did a lot of tourists visit this museum yesterday? -O How many tourists did visit this museum yesterday? -C Did a lot of tourists visit this museum yesterday or the day before yesterday? -A A lot of tourists visited this museum yesterday, didn,t they? -P