Write
the
plural
if
there
is
one
.
1
.
sheep
____________________
2
.
goose
____________________
3
.
machinery
-
____________________
4
.
species
____________________
5
.
roof
____________________
6
.
video
____________________
7
.
fruit
-
____________________
8
.
butterfly
____________________
9
.
knowledge
-
____________________
