Mr and Mrs Jone meet Mr and Mrs Zhang in a restaurant. They are all thirsty. A waiter comes to their table. He asks them what they want to drink. One man says,"I only drink lemonade." One woman says,"I want a cup of coffee with some sugar." Mrs Jone says,"My husband and I don't like beer." One of the Zhangs says,"I want lemonade." Then the waiter brings a glass of beer, a cup of coffee, a cup of tea and a glass of lemonade.

What does Mr Jone want?

What does Mrs Jone want?

What does Mr Zhang want?

What does Mrs Zhang want?

How many people are there in this passage（短文）?