Underline the correct word in the following:
1. Who did--done it?
2. He sung--sang well.
3. He sunk--sank before we could reach him.
4. She written--wrote him a letter.
5. He taken--took the book.
6. They swum--swam the river.
7. I saw--seen him do it.
8. They drank--drunk too much.
9. He soon began--begun to fail.
10. The lad ran--run home.
11. They come--came yesterday.