2. Complete the sentences in Past Perfect (positive).
1. I lost the key that he (give) ______________ to me.
2. She told me that she (see) ______________ a ghost.
3. I went downstairs because I (hear) ______________ a noise.
4. When they came home, Sue (cook) _____________ dinner already.
5. We could not send you a postcard because we (forget) _________________ our address book.
3. Complete the sentences in Past Perfect (negative).
1. The waiter served something that we (not / order) _______________.
2. He went to Alaska where he (not / be) _________________ before.
3. She put on the red dress, which she (not / wear) ________________ for ages.
4. He (not / play) _________________ tennis before that day.
5. His mother was angry because he (not / help) __________________-- her with the shopping.