1. You aren't making any progress in English. You don't work enough.-
2. There wasn't ..enough. salt in the soup.
3. We couldn't understand him. He was speaking .too.. fast.-
4. I'm afraid I don't have .enough.. time to talk to you.
5. He looks tired. He has been working .too.. much.
6. I haven't read the book to the end. It wasn't interesting .enough.. .-