Fill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once. 注意：只需输入选项字母，不要输入所选单词。A. require B. acquire C. indispensable D. referredE. connectivityF. undergraduate G. transmits H. accessI. seeks J. complex K. accountable L. preferredM. creativity N. post O. transformThere have been increased demands for higher education to provide students with better courses and more opportunities. To deal with this 1)_______ issue, colleges and universities are turning to the Internet for quick 2)_______ to its rich educational resources.Now the Internet has been accepted as the 3)_______ technology to many other methods in colleges and universities. Many teachers now routinely 4)_______ their teaching materials online. A growing number of schools offer at least some 5)_______ courses over the Internet.There are two different models of making use of the Internet for higher education. The first model 6)_______ to improve existing courses by using the Internet. This model provides high-speed Internet 7)_______ to all students, faculty, and staff. While this model uses the Internet, it doesn't 8)_______ many changes, and it keeps most existing institutional structures unchanged.A different, more revolutionary model regards the Internet as 9)_______ to an important change in higher education, for it is believed that the Internet can 10)_______ teacher-centered instruction into student-centered learning. This, as a result, will bring about basic change to our university education.