Christabel
2. If there hadn't been a power cut, Greg's alarm clock would have rung. 3. If Greg's alarm clock had rung, he wouldn't have woken up late. 4. If he had woken up early, he wouldn't have missed the bus. 5. If he hadn't missed the bus, he would have been on time for an important meeting with a new client. 6. If he had been on time for an important meeting with a new client, his boss wouldn't have been upset with him.
Answers & Comments
3. If Greg's alarm clock had rung, he wouldn't have woken up late.
4. If he had woken up early, he wouldn't have missed the bus.
5. If he hadn't missed the bus, he would have been on time for an important meeting with a new client.
6. If he had been on time for an important meeting with a new client, his boss wouldn't have been upset with him.