1. He was able to swim. 2. He was able to write3. I was able to read when I was five.4.She was able to clean the floor.5. Shewas able to dress herself.6. They were able to escape from the fire.7. We were able to reach the top of the mountain.8. Tom was able to finish it on time.9. Mary was able to get there at five.10. We were able to finish all the homework on time.
用be able to的过去式造句