Complementary goods refer to two or more related goods that jointly satisfy the same desire of the consumer. Under the condition that the consumer's preferences, currency income and other commodity prices remain unchanged, if the decline in the price of commodity A causes demand for commodity B Growth, then commodities A and B are complementary commodities. According to the above definitions, Which of the following are complementary commodities:. ['When the price of film cameras is unchanged, the increase in film prices has led to a corresponding reduction in demand for film cameras.', 'Due to the increase in raw material costs, the price of a bottle of wine produced by a factory was adjusted from 10 yuan to 11 yuan, but it did not affect the personality of wine glasses on the market.', 'In some regions, car purchase restrictions have been introduced to ease traffic pressure, which has caused the prices of some cars to decrease. At the same time, gasoline prices have continued to rise due to oil shortages.', 'In order to form a table tennis team, a school purchased a number of table tennis and rackets, and found that the quality of the rackets was not good.']