Read these sentences and fill in the gaps with the correct verb form in the past perfect.
1. after they their rucksacks, they rode away on their bikes. (pack)
2. the cat hid under the chair because the children so loud. (be)
3. before emma laid the table, she a talk with her mother. (have)
1. Had packed
2. Had been
4.Had had
1 had packed
2 had been
3 had had