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Astronomy: Extraterrestrial life
This exercise is about:
- extraterrestrial life;
- super habitable planet;
- exoplanet;
- abiogenesis;
- panspermia;
- number of exoplanets discovered.
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Interactive exerciseOther function -
Ordinal and cardinal numbers: Exercises
Exercises on the use of ordinal and cardinal numbers.
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Interactive exerciseTeacher -
READY collection on cyberbullying and 13 other topics
In this exercise, watch a READY video about cyberbullying and answer the questions.
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Interactive exercise (13)Teacher