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Inter Teens 1 - Lesson 27

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  • We should ___ the oven to 180 degrees before the experiment.
    preheat
  • We need to ___ for our scientific research next week.
    prepare
  • Dr. Liu said it’s crucial to take ___ during the experiment not to get hurt.
    precaution
  • It’s important not to ___ the research before it is concluded
    prejudge
  • The teacher gave us a ___ of the new research on underwater mysteries.
    preview
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