41.  Love is available to everyone.

42.  Last but not least, they can listen to the lectures of all the best teachers available on the Internet.

43.  He told me the first love makes great treasures available to him.

44.  Firstly, Internet is available to almost everyone, so it is easy for us to have online education.

45.  What'more, some lectures are delivered by famous professors, which is not available to everyone.

46.  As we enter the university, the love which was strictly forbidden before is available to us now.

47.  Therefore, we should combine both methods to make the best use of the available resources for our purpose.

48.  It's a way to make great treasures available to more of us, Issn't it?

49.  At present, online education is available to everyone no matter who are they, which means if a baby has a computer which is connected with Internet, he can be a student of a professor of the Harvard university!

50.  To be honest, not all students is available to participate in every classes.