11.  However, it's also possible for people to be cheated by an online education site , so, like anything on the Internet, I suppose we can never be too careful when choosing to study and sending money.

12.  Almost all the westerners on the site gave her lavishing praises because to them, to sound like traditional Chinese is amazing enough.

13.  There are also lots of teachers who up down some course wares to special sites and then ask their students to down load them.

14.  Every one can find suitable sites to learn what he wants.

15.  Some tourists carve the characters on the wall or statues, which causes damage, irremediable in some cases, to the cultural relics and historic sites and take even money to repair.

16.  In addition, the administration of the tourist locations should take legal measures to fine those visitors who damage cultural relics and historic sites, as only in this way can we solve the problem of tourist pollution and leave the beautiful sights to other visitors.

17.  These experts can also ensure the proper preservation of evidence found at\

18.  Geologists help to find meaningful historical sites; chemists then take good preservation of those cultural relics and assure the time of when they were made through analysing carbon atoms contained in.

19.  If you want ideas about what flowers to plant, you might find a fellow gardener's site serves your needs perfectly.

20.  Use multiple strategies to find information and compare information from multiple sites.