The Solar System

Estimated Level: A1 Based on CEFR distribution Read This Material

CEFR B1 Words (18)

giant B1
approximately B1
comets B1
Lemma: comet
debris B1
exploration B1
fascinating B1
Lemma: fascinate
flows B1
Lemma: flow
medium B1
neighborhood B1
orbiting B1
Lemma: orbit
origins B1
Lemma: origin
outer B1
possibility B1
raged B1
Lemma: rage
relatively B1
spectacular B1
unique B1
warmth B1
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