Singular — Plural 1.One Mouse — Some mice2.One bus — Some buses3.One calf — Some calves4.One shelf — Some shelves5.One fish — Some fish6.One ox — Some oxen7.One baby — Some babies8.One boy — Some boys9.One Man — Some men10.One tooth — Some teeth11.One book — Some books12. One person — Some people13.One avocado — Some avocados14.One city — Some cities15.One tomato — Some tomatoes16.One box — Some boxes17.One cat — Some cats18.One hero — Some heroes19.One sheep — Some sheep20.One knife — Some knives21.One goose — Some geese22.One woman- Some women23.One thief — Some thieves24.One country — Some countries25.One kiss — Some kisses1,1.Catches2.Comes3.Starts4.Watches5.Wishes6.Pushes7.Fixes8.Touches9.Plays10. Writes 2. 1. Mary takes care of her brother.2. Mark plays in the park.3.The men eat fish.4.I swim in the lake .5.Mary and Sue live in Lisbon.6.He is from Portugal.7.My cat drinks milk.8.My father works in a bank.9.Mary touches her nose.10.Mark studies hard.3,1.The children love the flowers in our garden.2.We arrive at school at 8:30,3.A pianist plays the piano.4.Mary speaks English very well.5.I take a shower every morning.6.Mr Smith goes to work by bus.7.My english teacher is very gentle with us.8.A doctor treats patients.9.Ann and her sister are twins.10.My cat likes fish.4,1.Mark doesn't get up late.2.My mother doesn't clean the room. 3.I am not a student.4.They don't go to cinema at weekends. 5.I don't like ice-cream. 6.You don't drink water. 7.I don't travel by plane. 8.Bob doesn't sleep until eleleven o'clock on Sundays. 9.Meg's sister doesn't work in a office. 10.The woman doesn't take care of her house.