Compléter Unit 1 Grammar 1Version en ligne Fill in the gaps par Şehriban Dündar 1 larger more than more dangerous heavier than stronger than common than than Use the information in sentences 1 ? 5 to complete sentences a ? e . Complete the sentences with the comparative forms of the adjectives . 1 Whale sharks do not attack humans , whereas tiger sharks have attacked 119 humans since 2009 . a Tiger sharks are whale sharks . 2 The tiger shark is not at risk of extinction , whereas the whale shark is endangered . b The tiger shark is the whale shark . 3 Whale sharks do not have sharp teeth or a powerful bite , unlike tiger sharks . c Tiger sharks are whale sharks . 4 The red squirrel has a typical head - and - body length of 19 to 23 centimetres , whereas the grey squirrel has a typical head - and - body length of 23 to 30 centimetres . d The grey squirrel is the red squirrel . 5 Grey squirrels weigh more than red squirrels . e Grey squirrels are red squirrels .