2. Complete the sentences. Use comparative or superlative forms of the adjective.

{ "1": "Tom is (old) **older** than his brother.", "2": "This is the (interesting) **most interesting** book I've ever read.", "3": "My mum is (young) **younger** than my dad.", "4": "His car is (expensive) **more expensive** than mine.", "5": "Summer is the (hot) **hottest** season.", "6": "Jim plays tennis (good) **better** than Ben.", "7": "Maths is (difficult) **more difficult** than English.", "8": "Giraffes are the (tall) **tallest** land animals." }