1. Напишите следующие существительные во множественном числе: Aircraft, sheep, life, crisis, tax, lady, cargo, kilo, branch, month, thief, knowledge, information, radio, day, bench, goose, deer, house, woman-doctor .
1 Aircraft - Aircraft 2 Sheep - sheep 3 Life - lives 4 crisis - crises 5 tax - taxes 6 lady -ladies 7 cargo - cargoes 8 kilo -kilos 9 branch - branches 10 month - months 11 thief - thieves 12 knowledge - knowledge 13 information - information 14 radio - radios 15 day - days 16 bench - benches 17 goose - geese 18 deer - deer 19 house - houses 20 woman - doctor women - doctors