单项选择题A．Advertisements have special features.B．Advertisements benefit busy people in many ways.C．We should do comparison shopping.D．Advertisements are nothing bad for shoppers.

单项选择题A．He enjoys watching TV.B．He enjoys talking with his wife.C．He enjoys wasting his time.D．He enjoys doing anything.

单项选择题A．Toothpaste, shampoo and washing powder.B．Different brands of the same product.C．Performance, price, value for money, quality & reliability.D．Freedom of choice for the producer.

单项选择题A．Going to the cinema together.B．Watching television together.C．Going for a walk together.D．Quarreling together.

单项选择题A．Doctor and patient.B．Teacher and student.C．Husband and wife.D．Shopkeeper and customer.