Complete the text with the words from the box. Then press "Check" to mark your answers.
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  1. The BBC is our public in the U.K.
  2. Chalk is made from tiny plankton .
  3. We must to achieve our goals.
  4. Some frogs can a loud screech when attacked.
  5. The concert for over three hours.
  6. Your body calories into energy.
  7. Hurry up; , you'll be late.
  8. This is intended for an adult audience.
  9. Be careful with that knife; it is really .
  10. The rock in the sunlight.