решите пожалуйста срочно!

2) 11 - a
12 - a
13 - a
14 - a
15 - a
3) clever/ smart
4) foot-feet
child-childre
tooth-teeth
woman-women
1) trees:
 apple, orange, lemon ,nut, acorn, maple, birch, oak, spruce, pine
animals:
whale, tiger, zebra, lion, shark, jellyfish, elephant, puma, duck
fish:
 Catfish, Lungfish, Pike, Anchovy, Angelfish, Anglerfish, Cod, Char, EelCarp
birds:
cockatoo, love bird, crow, chicken, ostrich, kiwi, kestrel, eagle, falcon, penguins, owls