1. Uncle Alan .had to.. get up at 4 a m.
2. Because he had to hurry, he wasn’t .able to.. have any breakfast.
3. He wanted to drive over Tower Bridge, but he .couldn't.. .
4. He wanted to turn left into Oxford Street,but he wasn't ..allowed to. .
5. He .had to.. be at Heathrow Airport by 12.30, but he was late.
6. He stopped his car outside one of the buildings, but he wasn’t .allowed to.. wait there.
7. He ..had to. drive into one of the big car parks.
8. When he got back to the car park with his friend, he .. couldn't. drive away.