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Modals of deduction: puzzles from the natural world

Grammar · Modals of deduction · B2 · 35 min. Draw conclusions from scientific evidence with must, might and can't (have), then speculate about unexplained events.

About this worksheet

Draw conclusions from scientific evidence with must, might and can't (have), then speculate about unexplained events.

Level
B2
Category
Grammar
Topic
Modals of deduction
Time
About 35 minutes
Exercises
Matching, Gap-fill, Speaking / writing task, Writing lines
Answer key
Included
Access
Free

On the sheet

  • Matching: Match each piece of evidence to the most logical conclusion.
  • Gap-fill: Complete the sentences with the modal in brackets and the correct pres
  • Speaking / writing task: Choose two of these puzzles and write a paragraph (80–100 words) about
  • Writing lines: Write your paragraphs here.

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