The Perfect form

When my sister is 17 years old, I will have finished university.

Gianella

I will have finished my degree by the end of this year

I've already passed all the courses from my university.

I've been studying english for more than 4 years.

I'll have finished my english courses in 4 more month.

I had had a really big "hot wheels cars" collection when I was a child but sadly I lost them all.

By this time next year, I will have finished my thesis to support my Master degree.

Let´s put into pracatice our grammar on the Perfect form.

Use situation of your personal life.