Look at the grammar reference in here and do the following exercises.
SB Exercise 3 and 4 page 27 and WB
Exercise 1, 2, and 4, which you can find in the picture below
Then do the activity at the end of this article
In case you cannot connect, we are to work with listening and grammar activites during this class. Use the files below to do the listening activites and work with exercise 2-6 on page 24. Then do the homework in the right hand column