Ⅰ.阅读理解(共15小题；每小题2分，满分30分)
A
The Internet has both advantages and disadvantages.
Communication
Now we can communicate with a person who is sitting in another part of the world almost for free.There are plenty of online messenger services that offer this service.With the help of such service，it has become very easy to establish a kind of global friendship where you can share your thoughts and explore other cultures.
