Условие задания:

3 Б.
Write correct question words (Напиши правильные вопросительные слова). Study the example (Изучи пример).
  
Example:
________ is that boy? My brother Jack.
  
Answer
Who is that boy? My brother Jack.
    
1.  is your pen? It is in the pencil box.
 
2.  books? There are five books.
 
3.  is the book? It is \(5\) dollars.