2. Образуйте множественное число существительных
A mouse, a box, a roof, a foot, a dress, a city, a month, a mountain, a knife, a country.

3. Вставьте в предложения слова somebody, anybody, nobody, everybody
1. The question is so difficult that … can answer it.
2. … left his bag in our classroom yesterday.
3. Has … in this group got a dictionary?
4. … knows that plants like water.
5. Is there … who knows English?

2) mouse - mice    box - boxes    roof - roof    foot - feet    dress - dresses    city - cities     month - months    mountain - mountains    knife - knifes    country - countries3) 1. nobody    2. somebody    3. anybody    4. everybody    5. somebody