If/Whether – Free Exercise

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Choose whether or if to complete the sentences.

  1. You’ll get fat you eat all that chocolate.conditional sentence → if
  2. They aren’t sure or not it will rain tomorrow. whether + or not
  3. Have you decided to buy a bicycle or a car?whether + infinitive with to
  4. She is confused about her purse was stolen or not.preposition + whether
  5. you turn left at the traffic lights, you will see the post office on the right.conditional sentence → if

Complete the sentences with if or whether.

  1. She asked the police woman   the criminal had been caught.indirect question expressing two possibilities (caught or not) → both possible
  2. They don’t remember   or not they closed the bathroom window.whether + or not
  3. Let us know   you can come to the party or not.if/whether + … + or not
  4.   the weather is nice, we can go to the park. conditional sentence → if
  5. I have to decide   to study history or economics.whether + infinitive with to