Gerund vs Infinitive

Some online practice:

Battleships, http://www.quia.com/ba/52505.html :a very basic and slighly infuriating version of the game, topped off by an actual grammar mistake! It's We SANK, not "sunk" in the simple past, as YOU all know.

http://esl.about.com/library/quiz/bl_verbform1.htm

http://esl.about.com/library/quiz/bl_verbform2.htm

http://www.ego4u.com/en/cram-up/grammar/infinitive-gerund#exercises

"En guarde" another slightly surreal game: http://www.eslgamesworld.com/members/games/grammar/En%20garde/gerunds%20infinitive/gerunds%20or%20infinitive.html

http://academic.cuesta.edu/ahalderma/gerinfinq.htm

http://a4esl.org/q/f/z/zz97mkm.htm

http://a4esl.org/q/h/9801/el-to-ing.html

http://www.usingenglish.com/quizzes/420.html

http://www.eflnet.com/grammar/gerinf1.php

http://www.learn4good.com/languages/evrd_grammar/gerund_infinitive_ex.htm