There are purple clothes, purple handbags, purple bicycles, purple furniture, even purple computers! So purple is one of the most _______ colors today. But in the past, purple was a very expensive and unusual color. Let’s take a look at the rich _______ of the color purple.

Some scientists believe that the first plants to appear on Earth over 500 million years ago ______ looked purple, not green. Plants today are green because _____ use green chlorophyll (叶绿素) to produce energy. _______ these early plants probably used something called retinal, which is a dark purple color.

During the time of the Roman Empire, it was very _______ to make purple dye (染料). The dye came from sea snails(海螺). But 10,000 dead sea snails _______ you just one gram(克) of purple dye...as well as a very bad smell! This _______ purple dye was called Tyrian purple, and it was the preferred _______ of emperors. In the 16th-century England, purple was ________ for the king’s family members. Queen Elizabeth I's clothes were purple, but ordinary people were not allowed to ________ the color.

In 1856, William Perkin, an 18-year-old ________ student, noticed something strange while doing an experiment. The chemicals( 化学药品) he used to clean his instruments ________ with the chemicals he used in his experiment and produced a bright purple color. This ________ led Perkin to start a company using this chemical mixture to make purple dye. The dye was much ________ than sea-snail dye. Thanks to Perkin, now anyone can afford to wear purple clothes.

Different colors usually affect people’s mood. What is your favorite _______? Orange and red are light bright colors. Do you like these colors? _______ orange room can make most people feel cheerful and relaxed. A red dress _______ warmth and pleasure to the sad winter days. These colors make students not only happier but also _______ active in their work. Students _______ better, harder and make fewer mistakes when they use orange and red school things.

What color do you think most people would like? I think blue will be popular. Blue means _______ and kindness(善良). People don’t like wars. Blue will make people remember to keep the world in peace. Some people think _______ will be popular because they think green is the color of nature. Now the environment problem is very _______. People are thinking more about how to _______ the environment. When people wear green clothes, they will keep the environment in their hearts and try to make the environment ________.

Yellow will be another popular color. ________ will it be popular? People are very busy these days ________ they have a lot of things to do. Yellow is a soft color and it can make people feel ________.

Most people think black will ________ be the most popular color. It always ________ cool. It’s a kind of popular color these days.

Color is an important part of our life. Each color has _____ own meaning and is liked by people. Do you know what color will be popular（流行的）_____ the future?

Some people think _____ will be popular because blue means peace and kindness. Everybody in _____ world doesn’t like war（战争）. Blue will _____ people remember to keep the world peaceful.

Some people think green will be _____ because they think green is the _____ of nature. Now the environmental（自然环境的）problem is very serious（严重的）. _____ in the world are thinking more about how to _____ the environment. When people wear green clothes, they will keep the environment in their hearts _____ try to make the environment better.

Yellow will be another popular color. _____ will it be popular? People are very busy these days because they have a lot of things _____. Yellow is a _____ color and it can make people feel relaxed.

Most people _____ black will be the most popular color. It _____ looks cool, and men often show off their social position（社会地位）by using this color.