CONDITIONAL SENTENCES

If you want to practice conditional sentences, here I provide you with a  full list of links where you can practice and improve: Link # 1;  Link # 2;  Link # 3;  Link # 4;  Link # 5;  Link # 6;  Link # 7;  Link # 8;  Link # 9.

If you want to have an explanation in Spanish, here you can have one. Conditional Sentences

MODAL VERBS

I know you hate this unit. But,  you should do these exercises:
http://perso.wanadoo.es/autoenglish/freeexercises.htm#MODAL

REPORTED SPEECH

http://www.ego4u.com/en/cram-up/grammar/reported-speech#exercises

TENSES REVIEW

A table and exercises
http://www.ego4u.com/en/cram-up/grammar/tenses

SELECTIVIDAD

Evaluation criteria and tests