Revise and check units 5&6, elementary

Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
Revise and check units 5&6, elementary
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Instrucciones del autor

Revision tenses present simple and continuous, can, object pronouns