B. Reading comprehension/Vocabulary/Numbers
Read the article ‘Age groups’ on pages 20-21 of  English Now No 75. Then try the exercise below to evaluate your comprehension of the subject and vocabulary. Match the ages with their corresponding age groups.
        | 1. three weeks old |  |  |  | a. teenager | 
        | 2. five months old |  |  |  | b. toddler | 
        | 3. two years old |  |  |  | c. senior | 
        | 4. eleven years old |  |  |  | d. adult | 
        | 5. fifteen years old |  |  |  | e. child | 
        | 6. thirty-five years old |  |  |  | f.newborn | 
        | 7. fifty years old |  |  |  | g. infant | 
        | 8. seventy-eight years old |  |  |  | h. middle-aged |