This slide file is done to make the teaching easy to understand for the student and a supporting resource for the teacher, just enjoy .



Here you have about subject , with lot of grahics.



Yo are all free to use the material



Material prepared by Erick Melendez.





Official Youtube Channel :





<a href="https://www.youtube.com/channel/UCTC40QfOP0T-GscMctXHgEQ" target="_blank">https://www.youtube.com/channel/UCTC40QfOP0T-GscMctXHgEQ</a>



<a href="https://www.youtube.com/watch?v=oT4K_XZPuKw" target="_blank">https://www.youtube.com/watch?v=oT4K_XZPuKw</a>



using-in-on-at-classroom-posters_145606.pptx

This slide file is done to make the teaching easy to understand for the student and a supporting resource for the teacher, just enjoy .



Here you have about subject , with lot of grahics.



Yo are all free to use the material



Material prepared by Erick Melendez.





Official Youtube Channel :





https://www.youtube.com/channel/UCTC40QfOP0T-GscMctXHgEQ



https://www.youtube.com/watch?v=oT4K_XZPuKw



Using:  In, On , At.

using-in-on-at

This slide file is done to make the teaching easy to understand for the student and a supporting resource for the teacher, just enjoy .



Here you have about…