Past perfect tense 10

I lost so much weight because I had begunexercising.

He stayed up all night because he had receiveda lot of homework.

Rachel hadn't lost hope, and in the end she found her baby.

I had met him before you introduced us.

They were in shock because they had neverthought about it before.

We hadn't prepared at all before we took that test.

You said you had bought this dress in the mall.

You had studied German before you moved to Germany.

He hadn't studied Italian before he move to Italy.

I did not have any money because I had left my wallet at home.