Choose the correct answers

Choose the correct comparative and superlative forms of the adjective 'difficult':

• more difficult
• difficulter
• more difficulter
• the most difficult
• the difficultest

Choose the correct comparative and superlative forms of the adjective 'curious':

• curiouser
• more curiouser
• more curious
• the most curious
• the curioust

Choose the correct comparative and superlative forms of the adjective 'dangerous':

• more dangerous
• dangerouser
• more danger
• the dangeroust
• the most dangerous

Choose the correct comparative and superlative forms of the adjective 'successful':

• successfuller
• more successfuller
• more successful
• the most successful
• successfullest

Choose the correct comparative and superlative forms of the adjective 'expensive':

• expensiver
• more expensive
• more expensiver
• the most expensiver
• the most expensive