EXERCISE 7. Divide the following words and word combinations into four groups which describe different categories of hobbies: a) arts, b) collect- ing, c) handicrafts, d) games and sports: dancing, painting, stamps, coins, needlework, knitting, models, com- petitions, exercise, music, to sing, to play musical instruments, to play football, ceramics, to crochet, autographs, rare books, to attend concerts, records and tapes, to sew, jewellery making, physical activity.​