2* Change the sentences into the affirmative (✔), negative (X) or question (?) form. Inventors can't make a lot of different things. ✔ Inventors can make a lot of different things.
1 Esin can speak five languages.
2 I could read when I was three years old. X
3 Tim and Steve can't cook well. ✔
4 My dad couldn't swim very fast last year. ✔
5 We can understand Italian. X
6 Kim could read when she was five. ?​