Viết lại câu: The box was so heavy that my son couldn't carry it. Columbus discovered America

1. The box was so heavy that my son couldn't carry it.
-->It was..........
2. Columbus discovered America.
--> The explorer............
3. The team has seldom given a worse performance.
-> Seldom..........
4. If they were to escape , there would be an outcry.
-> Were..............
5. The facts were not all made public until later.
-> Only later..........
6. Harry broke his leg , and also injured his shoulder.
-> Not only...............
7. He had never felt so depressed.
-> Never.............
8. The dog is chasing the cat under the table.
-> Under the table.........
9. A seal is lying on the beach.
-> On the beach............