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Saturday, April 25, 2020

6º. NATURAL SCIENCE. UNIT 7.

 CHEMICAL CHANGES:
 
LISTEN: CHEMICAL REACTIONS (page 74)

LISTEN: CHEMICAL REACTIONS IN EVERYDAY LIFE (page 75) 


FORMS OF ENERGY:

LISTEN: PAGE 76 

LISTEN: PAGE 77
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THE SIMPLE PAST: IRREGULAR VERBS (I)