You can do "Preposition Basics" and "Mixed Prepositions".



http://www.englishpage.com/prepositions/prepositions.html

English Games

http://www.englishpage.com/games/synonyms.htm

http://www.englishpage.com/games/elections.htm

http://www.englishpage.com/games/verbarama.htm

http://www.englishpage.com/games/personalities.htm

Ejercicios Final Test:

http://www.englishpage.com/verbpage/verbs30finaltest.htm

Revista NewsWeek

Accede:

http://www.subscription-service.info/

PRESENTE

http://www.english-4u.de/present_ex1.htm

CONDITIONAL

http://www.english-4u.de/cond_clauses_ex1.htm

PASSIVE

http://www.english-4u.de/passive_ex2.htm