ReadPlease, "software that lets your computer talk", has both a free version for download (11MB) or $10 delivered on CD. There are also various options of increasing value that includes ATT Natural Voice for up to US$150.
In addition to the teaching uses described by Saburo Terada, you can use ReadPlease to listen to all of the works written in Basic English
How : To use the free version, after you download it, you click your mouse to copy the text to be read from wherever it is to paste in on the ReadPlease screen and it starts reading it. It is that simple !! Obviously there are controls to allow stop , locate , start, and so on. Try it , you will like it. And if you like it a lot you might want to pay for the more realistic voices. (The free version has a mechanical sounding voice.)
|Teacher's Guide||"The Basic Teacher"|
|Method||List of Learners' Seat Numbers|
|The Basic Teacher||Teacher's Guide|