№1
Classes; boys; sofas; mice; carpets; love только в единственном числе; geese; men; pencils; pages; tables; mistakes; chess в единственном; doors; pianos; information в единственном.
№2
She is a doctor. (Она врач)
The table is in the classroom. (Стол находится в классе)
He will be a student next year. (В следующем году он будет студентом)
They are builders. (Они строители)
I am in the hospital now. (Сейчас я в больнице)
We were in the hospital yesterday. (Вчера мы были в больнице)
She will be in the hospital tomorrow. (Завтра она будет в больнице)
The weather is good today. (Сегодня хорошая погода)
It is an interesting book. (Это интересная книга)
His name is John. (Его зовут Джон)
№3
1. Kate was a doctor. (Кейт была доктором)
Kate wasn't a doctor. Was Kate a doctor?
2. Your baby is in the room. (Твой ребёнок в комнате)
Your baby isn't in the room. Is your baby in the room?
3. They are teachers. (Они учителя)
They aren't teachers. Are they teachers?
4. Those cups are brown. (Те чашки коричневые)
Those cups aren't brown. Are those cups brown?
5. These men were friends. (Эти мужчины были друзьями)
These men weren't friends. Were these men friends?
6. The door is white. (Дверь белая)
The door isn't white. Is the door white?
7. The spoon was on the table. (Ложка была на столе)
The spoon wasn't on the table. Was the spoon on the table?
№4
This girl is my sister. Her name is Mary. (Эта девочка -- моя сестра. Е1 зовут Мэри)
We are students. This is our classroom. (Мы студенты. Это наш класс)
I am at home now.My room is clean and light. (Сейчас я дома. Моя комната чистая и светлая)
These are my sisters. Their names are Ann and Jane. (Это мои сёстры. Их зовут Энн и Джейн)
This is a room. Its walls are green. (Это комната. Её стены зелёные)
Ben and Nick, open your books at page 25. (Бен и Ник,откройте свои книги на странице 25)
Sit down, Peter,your mark is good. (Садись,Петер,твоя оценка -- хорошо)
№5
Не teaches us English. (Он учит нас английскому)
Give me a pencil. (Дай мне карандаш)
I see him very often. (Я очень часто его вижу)
Tell us about she. (Расскажи нам о ней)
I was here with them. (Я был здесь с ними)