Помогите по англ, там просто зарекаюсь

2) Has Pete learned to drive a car? 3) Have the children come on time? 4) Has Ann travelled a lot this year? 5) Has your brother just gone to the sea? 6) Has mother already bought some food?
7) Has Ann writen three-emails today? 8) Has Nick just brought a new game? 9) Has the bell just rung? 10) Has our city changed this year? 11) Have they already answered all the questions? 12)Have you just met Jims's parents? 13) Has Mark already been to France?