1 . On October 18, 2021, people lighted the flame（火）of the Beijing 2022 Winter Olympic Games in Olympia, Greece. Later, a few people took turns to carry the torch（火炬）, first to Athens, and then to Beijing by plane. Here are some interesting facts about the Olympic flame.

Where does the Olympic flame come from? The idea for the Olympic flame comes from a Greek story. To save humans from hunger and cold, Prometheus stole a fire from the god Zeus and gave it to humans. After that, humans saw fires as a symbol of light and freedom. In honor of the god, the Olympic flame appeared in ancient Olympic Games.

How do people light the flame? People don’t use a match to light the torch. They use a special mirror and the sunlight. What if it is a cloudy or rainy day? People usually collect a fire a few days before the ceremony and keep it in a special container（容器）. It is for the poor weather.

Can the flame go underwater? In the 2000 Sydney Olympic Games, the flame went underwater in the Great Barrier Reef, the torch burnt at 2000℃. And the high temperature stopped water from putting out the flame.

What if the Olympic flames goes out?

A car follows the torch to relay at all times. Inside is a lantern with a backup（备份）flame. If the torch goes out, runners will use the backup flame to light the torch again.

1. When did people light the flame of the Beijing 2022 Winter Olympic Games?

A．In 2022.

B．In 2021.

C．In 2000.

2. Why did the Olympic flame appear in ancient Olympic Games?

A．To save humans from hunger and cold.

B．To be a symbol of light and freedom.

C．To honor the god Prometheus.

3. People light the flame with ________.

A．a match

B．a special mirror and the sunlight

C．a special container

4. According to the passage, can water put out the flame?

A．No, it can’t.

B．Yes, it can.

C．We’re not sure.

5. Which of the following shows the structure（结构）of the passage?

A．

B．

C．