Помогите прошу!!!
Переписать предложения в Present Perfect:
1. John (write) his name.
2. I (draw) a picture.
3. Tom (switch on) the light.
4. The cat (drink) its milk.
5. John (give) his bicycle to his brother.
6. You (make) a mistake.
7. We (eat) our dinner.
8. The train just (go).
9. I just (tell) the answer.
10. George never (be) in Australia.