Complete the rules of forming plural nouns with appropriate examples

• actions

• arguments

• illnesses

• boxes

• wives

• wolves

• keys

• plays

• abilities

• countries

• feet

• teeth

• deer

• fish

• zoos

• videos

• heroes

• tomatoes

• -s with most nouns (including nouns that end in a vowel + y/o) — [ ][ ][ ][ ][ ][ ]

• -es after S, CH, SH, Z, X — [ ][ ]

• -f/-fe into -ves — [ ][ ] (with a few exeptions, e.g. beliefs)

• consonant + -y into -ies — [ ][ ]

• irregular forms — [ ][ ]

• no change — [ ][ ]

• consonant + o + es [ ][ ]