Воткнуть Past continuous, Past perfect.1) John and I went for a

Воткнуть Past continuous, Past perfect.
1) John and I went for a walk. I had difficulty keeping up with him because he...(walk) so fast.
2) when I arrived, everybody was sitting round the table and talking. Their mouths were empty but their stomachs were full. The...(eat)
3) when I arrived, everybody was sitting round the tablewith their mouths full. They...(eat)
4) Jim was on his hands and knees on the floor. He ...(look) for his contact lens.
1)-10)
Помогите, пожалуйста. Нужно безотлагательно