6. The teaching method of claim 1 wherein the second displaying step includes the step of sequentially displaying said chosen words at said main portion.
6. The teaching method of claim 1 wherein the second displaying step includes the step of sequentially displaying said chosen words at said main portion. 8. The teaching method of claim 6 further comprising the step of spacing said sequentially displayed chosen words according to the temporal spacing between the vocalizing of said sequentially displayed chosen words.