Помогите с английским языком, 7 класс.

Choose the correct relative pronoun who, which, that, when, why, where or whose.

His sister, _____ name is Lara, works at the library.
Her last film, _______ I couldn’t understand at all, was a great success.
Give him something _____ will take away the pain.
I work in the town _____ my son lives.
We’ll show you the poem ______ changed my life.
Doctors, ______ claim money, are shameless.
Is there a shop near here ______ sells milk?
This is the most beautiful waterfall _____ we have ever seen!
I’ll never forget my childhood ______ I was so happy.
People ________ live in flats shouldn’t have animals.

His sister, whose name is Lara, works at the library.

Her last film, which I couldn’t understand at all, was a great success.

Give him something that will take away the pain.

I work in the town where my son lives.

We’ll show you the poem that/which changed my life.

Doctors, who claim money, are shameless.

Is there a shop near here that sells milk?

This is the most beautiful waterfall that we have ever seen!

I’ll never forget my childhood when I was so happy.

People who live in flats shouldn’t have animals.