Level 6Sciencegrammar

Cleft Sentences — When a Woman Wakes Up Wide Awake at 4:30

Grammar: cleft sentences

Free ESL grammar exercise on cleft sentences themed around when a woman wakes up wide awake at 4:30. Printable worksheet from classplan.ai.

What's on this worksheet

A Level 6 (proficiency) ESL grammar exercise on science, practising cleft sentences. The worksheet has a short reading excerpt, a grammar reference and graded practice items.

From the reading

What baffles her friends is her energy. It was in 2019 that a team found the mutation.

Grammar: Cleft Sentences

It-cleft
It was in 2019 that they found it. — focus time, place, person
What-cleft
What surprised me was the energy. — focus an idea

Sample items

  1. ______ was Bernard who woke at 4:30.
  2. What puzzles scientists ______ why carriers feel fine.
  3. It was the mutation ______ shortened her sleep.

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