B.Write sentences using the present perfect or past simple. 1. Before 1995/ Craig / not know / about child labour. 2. Since then / he / not stop working / to help children. 3. In 1998/ he / write / a book. 4. Since 1998 the book / make / a lot of money. 5. He / m * o * t keep / the money / he has given it to FTC.