1. Nick doesn't go to school every morning, but Mary does.
⇒ Mary goes to school every morning, but Nick doesn't.
2. I could read an English book at the age of ten.
⇒ When is was ten, I could read an English book.
3. Our imagimary robot can read and write by the year 2025.
⇒ Our imagimary robot will be able to read and write in 2025.
4. We are going to buy a new car next year
⇒ We will buy a new car next year.
5. What an interesting story
⇒ How interesting the story is.