Помогите

Look at the phrases below. Have you done any of these things? Write sentences using I've ..., I haven't... and I have never ....
•play in a band/write a song
• ride a horse visit another country
• run a marathon
• walk in the mountains/go skiing
•organisea big family party
• see a famous band
• swim with dolphins/go scuba diving
• meet someone famous
•go to university/change your job
• start a business
• travel on your own
• write a diary/blog

1) I have never played in a band/ written a song
2) I’ve ridden a horse/visited another country
3) I have never run a marathon
4) I’ve walked in the mountains yet/ gone skiing yet
5) I haven’t organized a big family party yet
6) I have never seen a famous band
7) I have never swam with dolphins/ gone scuba diving
8) I’ve met someone famous
9) I haven’t gone to university yet/ changed my job yet
10) I have never started a business
11) I’ve written a diary/blog