Напишите существительные, выделенные жирным шрифтом, в единственном числе, сделав, где необходимо, соответствующие изменения в предложении:
1. Women and children sat on the shore.
2. The keys to the boxes were lost.
3. The wolves have been shot.
4. The mice were caught.
5. These factories produce furniture.
6. Copies of these letters will be sent to Leningrad.
7. The cargoes will be discharged tomorrow.

1. A woman and a child sat on the shore.
2. The key to the box was lost.
3. The wolf has been shot.
4. The mouse was caught.
5. This factory produces furniture.
6. A copy of these letters will be sent to Leningrad.
7. The cargo will be discharged tomorrow.