填空题

Dear Friends,
Do you like learning English I hope so. Of course, learning a language isn’t easy. That’s why Studio Classroom and Let’s Talk in English are here! We want to help you discover the joys of learning English !
Take some time to browse (浏览) around our site. We’ve added links to several very useful Websites (网址) where you can actually learn and practice your English-Online! Read the description of each site and then visit the ones that sound interesting to you.
You can also hear Studio Classroom and Let’s Talk in English teaching programs on the Internet. When you visit the SinaNet Website, you can read our monthly articles and listen to our programs. Be sure to read the instructions on SinaNet about how to download (下载) RA player. Then you’ll be able to hear Studio Classroom and Let’s Talk in English through the Web!
Thanks for coming to our Websites. Please write to us if we can help you in anyway. Remember: We’re your "FRIEND FOR LIFE" !
Your friend,
International Director What is introduced in this advertising letter A very useful ___________________________ called SinaNet.