There is a mistake in each of these sentences. Underline the mistake and then correct it
1. Lewis Waterman was invented the fountain pen in 1884
2. When were the ballpoint pen invented? ln Hungary
3. When did reinforced concrete invented? In 1849
4. When did Peter Carl Goldmark invented color television? ln 1950
5. She is call Be at home
6. Ba drawed this picture
7. What do you think this button is of?
8. Paper pulp mixed with water
9. When did facsimile invented? ln 1843
10. Maize brought into Vietnam by Phung Khac Khoan