Exercise 3

Transform singular sentences into plural sentences and plural sentences into singular sentences using this, that, these, those and other missing words.

EXAMPLE: These are my books ⇒ This is my book.

1 This is a flower ⇒ flowers.

2 That is a box. ⇒ boxes.

3 That is my father. ⇒ my parents.

4 Are those your friends? ⇒ your friend?

5 What are those things? ⇒ What thing?

6 These documents are important. ⇒ important.

7 Are these your shoes? ⇒ your shoe?

8 That's a good car. ⇒ good cars.

9 This is John. ⇒ John and Carla.

10 These are cheap computers. ⇒ a cheap computer.



this/these= here, that/those= there

This, that, these, those

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this, these

We use this and these for things that are here (near). This is singular and these is plural.

  • This is my new watch. 
  • These are my sisters Anna and Jenny. 


that, those

We use that and those for things that are there (not near). That is singular and those is plural.

  • That man is very strange. 
  • I need those boxes over there. 


With a noun or without a noun

We can use this, that, these, those with a noun (this box, that car, etc.) or without a noun.

  • This watch is very expensive. 
  • I like that woman in the park. 
  • Who is that(= that person)
  • ‘What are those?’ ‘They are old pictures.’


This is John (introductions and on the phone)

We use this is when we introduce people and on the telephone.

  • Hi, this is Tim. (Tim on the telephone)
  • Laura: ‘Hi, Sara. This is my friend Paul.’ Sara: ‘Hi, Paul. Nice to meet you.’