1. Thinking of making toys from used paper was his interesting idea.
⇒ It's interesting that he thought of making toys from used paper.
2. He hasn’t come back to his home village for over 20 years now.
⇒ It's over 20 years since he last came back to his home village.
3. That’s the strangest film I’ve ever seen.
⇒ I have never seen such a strange film before.
4. The last time we met each other was ten years ago.
⇒ We haven't met each other for ten years.
5. Mai said “It is raining heavily outside.”
⇒ Mai said that it was raining heavily outside.
6. Have you ever played a computer game before?
⇒ Is this the first time you have played a computer game?
7. France presented the Statue of Liberty to the United States in 1876.
⇒ The Statue of Liberty was presented to the United States by France in 1876.
8. The water was so cold that the children couldn’t swim in it.
⇒ The water wasn't warm enough for the children to swim in.
9. People should stop experiments on animals.
⇒ Experiments on animals should be stopped.
10. Ann said to me “you will do English test tomorrow”
⇒ Ann told me that she would do English test the following day.