Rewrite the second sentence so that it has a similar meaning to the first. Use the expressions and the prompts below to help you

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
   for cleaning the house quickly      for communicating over long distances      is one of the      Smartphones      Telephones are      us to learn languages      Vacuum cleaners are   
1. Al helps drivers to find the best routes in transport.
Helping drivers to find the best routes benefits of AI in transport.
2. Vacuum cleaners allow us to clean the house quickly.
useful .
3. Smartphones are used for learning languages.
help .
4. Telephones are useful in communicating over long distances.
used .