I looked into the internet.
The Internet is serious business.
My internet connection has been really slow lately.
The internet is available in the room.
He is into the Internet.
Our company makes use of the internet.
Our home has a network environment arranged.
You may find it a bit inconvenient if you can't use the Internet.
I was net surfing all day.
I'm on the lookout for a good introductory book about the internet.
On internet forums and blogs, users are coming up with internet slang like "kawaisosu" to express pity or sympathy for someone.
If you go around the Internet, using half-width katakana in various places, eventually you're going to end up pissing off a lot of people.