Grammar Time, 1º Bac

Time to revise Modals : 1, 2, 3, 4, 5, 6, 7, 8, 9,10, 11, 12, 13, 14, 15 ,16
Modal Perfects: 1, 2, 3
Both together: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
And Here you'll find all the theory and even more practice.

And -ING versus -ED adjectives: Here is a comprehensive list,
plus exercises: 1, 2, 3, 4, 5, 6

Finally, in Unit 6 we begin Connectors: And- but - so, ...: 1, 2, 3, 4, 5
In addition - however - therefore: 1, 2
Contrast Connectors:1, 2, 3, 4, 5, 6
And a little mixture: 1, 2, 3