http://www.freetranslation.com/ 

http://babelfish.altavista.com/raging/translate.dyn

--Get an instant text translation to or from Chinese, French, German, Italian, Japanese, Korean and Portuguese. Works best with single words or simple, unambiguous phrases. Long or complex sentences can get mangled.

http://www.verbix.com/index.html

--Verb conjugations in more than 50 languages, including some that are extinct.

http://www.geocities.com/TheTropics/Island/9069/ConjugationTrainer

--Web utility for practicing Spanish verb groups and forms.

http://www.emporia.edu/biosci/span/chap5.htm

--Electronic flashcards for use in Spanish study. You can practice verb conjugations, use of tenses and translation of prepositional phrases.

http://www.frenchlesson.org/

--Practice sessions for French language studies.

http://www.mandarintools.com/flashcard.html

--A Java applet that gives detailed information about Chinese characters and can be used for translation practice.