Question

It is important to know rules. But it is also necessary to know
exceptions. Find the wrong variant of making plural form of a noun:
a) a leaf – leaves;
B) a roof - rooves;
6) a knife - knives:
r) a wife - wives.

Answer 1

Ответ:

6) a roof - roofs

Объяснение:

Answer 2

B) a roof - rooves; is the  wrong variant of making plural form of a noun

a roof means крыша

rooves means скаты

So the right form is

a roof (крыша) - roofes (крыши)