Poible verion:
The diagram how u the comparion of Englih material purchae made by the enior tudent in our chool in the early 1990 and in 2005. In 2005 there were more new choice for tudent, like Internet (10%) and CD/DVD (28%). While in the early 1990 there were only tape (33%) and reference book (67%). At the ame time, the average expenditure on Englih material ha increaed from 60 yuan in the early 1990 to 210 yuan in 2005. From thee, we learn that there are more choice of material on Englih learning and that tudent pend more money on them.
Some reaon can explain thi (phenomenon). Firt, many tudent realize the importance of learning Englih. Englih i widely ued all over the world. Second, ince China entered WTO, learning Englih ha become more popular. Third,a cience and technology have been developing o fat / with the development of cience and technology, thee latet Englih learning facilitie have already been proved far more ueful and effective than traditional book.