I don't have TOEFL® vocabulary, what can I do?

[Marce]

hi im marcela,im new in this forum, i like the forum i think that the people help and i need practice for the toefl and a i dont know how?? because i dont have vocabulary and some secrets 4 present the exam
thnx so much

TOEFL listening lectures: Why does the professor mention Cygnus X-1?

[Torsten]

You can use these vocabulary and listening comprehension tests: http://www.english-test.net/toefl/

TOEFL listening lectures: Why does the professor mention the large jars?