Substitute the word in bold with a suitable subject pronoun. In some cases more than one correct answer is possible.

1. Mary lives in San Francisco.

 
 
 

2. Your book is on the desk.

 
 
 

3. My grandparents have a cottage in the countryside.

 
 
 

4. My friend is tall and slim.

 
 
 

5. My classmates are very clever.

 
 
 

6. Martin and I are late for work.

 
 
 

7. My teacher is very srtict.

 
 
 

8. The cat is drinking milk.

 
 
 

9. Sheila and you are excellent students.

 
 
 

10. All the pens are black.