109. Combine the two sentences into one using too adjective in- finitive. Models: Iwas busy; I couldn't write to you. I was too busy to write to you. It was very dark. We couldn't see anything. It was too dark for us to see anything. 1. I am very tired; I mustn't work any longer. 2. It's very cold; we can't go out. 3. I was so angry; I couldn't speak to him. 4. It's very far; we can't walk. 5. It's very good; it can't be true. 6. This dress is very old; I can't wear it any more.