9. Complete the sentences with the plural forms of the words in brackets.
1) There are a lot of (wolf)
in this area.
→ There are a lot
of wolves in this area.
2) Look at the dog with her (puppy)
3) There are four (person)
in the office.
4) In autumn (leaf)
change their colours.
5) My grandparents grow (strawberry)
(potato)
and (tomato)
6) (cat)
catch
(mouse).
7) Do (fish)
sleep?​