A. child    
B. children  
C. childs

A. book    
B. books        
C. a book

A. year old  
B. years old  
C. year

A. metre  
B. metres        
C. year

1. I would like two _______ (bottle) of water.
2. We played with the baby. It _______ (is) fun.
3. I _______ (not) like apples.
4. _______ (this) are my parents.
5. They take a cab to _______ (they) hotel.
6. Danny _______ (break)his tail at the Palace Museum.
7. Jenny wants to buy _______ (gift)for her family.
8. Danny learns to ________ (fly) a kite.
9. This postcard _______ (have) a panda on it.
10. I can write _______ (a) e-mail.

A. minute
B. minutes

1. What can you see in the different                ( season) ? 
2. Trees  have green               ( leaf) . 
3. I              (listen) to the radio tomorrow. 
4. Danny runs             ( fast) than the police officer. 
5. Jenny               ( swim)  in the lake last summer.
6. Danny               (take) off his sandals. 
7. I like             (watch) the birds fly in the sky.
8. The ocean is             (salt). 
9. There            (be) many white clouds in the sky. 
10. Look at            (that) beautiful flowers.

A. ten old              
B. ten year old      
C. ten years old   

A. carrot
B. a carrot
C. carrots

A. pencil-case
B. pencils-cases
C. pencil-cases