Circle the mistake in each sentence. Then correct it.

The Internet has become so a convenient tool that people can't live without it.
1. The
2. so
3. that
4. without
My sister has never been to Mexico, but she writes a blog about it on the Internet as like she had spent a lot of time there.
1. to
2. about
3. on
4. like
There are so many adverts in the local press so I get really annoyed.
1. so
2. adverts
3. in
4. so
Today it does not take much time for news to reach people around the world as if it used to take in the past.
1. does
2. people
3. as if
4. used to