verb to be in all forms (affirmative, negative, interrogative)
There is/ are X have/has
There´s not much to study, then. Check your notebooks for details, read compositions, read what´s in this blog. In case you DON´T HAVE ANYTHING COPIED anywhere, I strongly suggest you ask a mate for his/her and take a nice photocopy. Ah! And read your photocopies, please. Never heard of students learning through osmosis...