dear 10th formers, 
to revise grammar efficiently, there are two presentations for you (*grammar 10, **adjectives2)
here are the links:

https://www.dropbox.com/s/d8iqe7ge2a3tt2m/adjectives%282%29.ppt?dl=0

https://www.dropbox.com/s/xodldffn7kdc8vw/grammar%20revision%201%20%2810%20grade%29.ppt?dl=0