The captain stood on the high wall of the city of Troy. “The Greeks have gone ________ we’ve won,” he said. “They’ve tried to capture our city for ten years. Now they’ve ________ and sailed away!”

“But look over there,” a soldier said. “They’ve left a huge ________ horse.”

“Ah, yes,” the captain said, “it’s too big. The Greeks didn’t want to take it with them. Get some help and pull it into the city.”

That night, in the main square of the city, all the Trojans celebrated. They sang and danced ________ the horse, and made jokes about the stupid Greeks. “I haven’t laughed like this since my childhood,” the captain said. ________ the party, they locked all the gates of the city and then all went to sleep.

By midnight, the main square was ________, except for the huge horse. ________ a secret door opened on the side of the horse. The horse was full of Greek soldiers! They quietly climbed out of the horse one by one.

The soldiers opened the main gates. The Greek army entered the city.

________ ten years, the Greeks could not capture the city by ________.

In one night, however, they ________ in capturing it through a clever trick.

The captain stood on the high wall of the city of Troy. “The Greeks have gone ______ we’ve won,” he said. “They’ve tried to capture our city for ten years. Now they’ve ______ and sailed away!”

“But look over there,” a soldier said. “They’ve left a huge ______ horse.”

“Ah, yes,” the captain said, “it’s too big. The Greeks didn’t want to take it with them. Get some ______ and pull it into the city.”

That night, in the main square of the city, all the Trojans celebrated. They sang and danced ______ the horse, and made jokes about the stupid Greeks. “I haven’t laughed ______ this since my childhood,” the captain said. ______ the party, they locked all the gates of the city and then all went to sleep.

By midnight, the main square was ______ , except for the huge horse. ______ a secret door opened on the side of the horse. The horse was ______ Greek soldiers! They quietly climbed out of the horse one ______ one.

The soldiers opened the main ______ . The Greek army entered the city.

______ ten years, the Greeks could not capture the city by ______ .

In one night, however, they ______ in capturing it through a clever trick.

4 . Ice-cream is a frozen dessert. It is usually made from dairy products, such as milk and cream. Most kids like eating this kind of dessert. Do you know _________ first ate it?

Chinese people first ate it many years ago. They _________ orange juice on ice. Later, this _________ was spread (传播) to Italy. Nero, the king of Rome between 54 and 68 AD, _________ to eat ice-cream between violin lessons. He told his men to run to the mountains to get _________. The runners ran back to the palace as _________ as they could. The snow was mixed with fruit and nuts.

Around 1660, coffee shops began to sell ice-cream. Then ice-cream was very _________ in Paris. Most of the _________ shops were owned by Italians. The first successful one was opened by a man from Italy with the name Francesco Procopio.

In the early 1700s, _________ started to make ice-cream, George Washington had ice-cream machines in his kitchen. It could make __________ ice-cream in a short time. Today in the US, ice-cream is not only a food, but also a way of life.

5 . Early in the 16th century, it was difficult for people to live without enough food. So lots of people tried hard_______ Asia to gain wealth. In order to find Asia, they had to find a way to pass South Africa based on their knowledge about all the routes. The man___________   finally found the way from the Atlantic Ocean to the Pacific Ocean was Ferdinand Magellan.

Magellan sailed from Seville in August, 1519,_________ five ships and   about 280 men. Fourteen months later, after the cold winter on the coast of Patagonia, he discovered the channel which is now called Magellan Straits. In November, 1520, after many months of dangers from rocks and storms, the three remaining ships seemed to come close to the success. They sailed into the ocean from the other side of South America_________ .

They then continued, hoping to reach Asia. But they couldn't see any land__________ they reached the island off the coast of Asia. What's worse, before they arrived at________ islands, which were later known as the Philippines, most of them had already died of starvation. While they were staying in the Philippines, Magellan__________in a battle.

The remaining officers then had to get back to Spain. They decided to sail around Africa. After___________ difficulties, one ship with eighteen men sailed into Seville three years after leaving. They were all that remained of Magellan's expedition, which was one of___________ expeditions in the world.

The adventure of Magellan's expedition told us that when facing difficulties, we should not give up easily. Instead, we need to be confident of__________ and tried our best to fight against them.

6 . _________ is a much-loved and active sport, and more than 100 million people play in over 200 countries. In China, sometimes you can see people playing basketball in parks, _________ and even in factories.

Basketball was _________ by a Canadian doctor named James Naismith, who was born in 1861. When _________ was at college, his teacher asked the class to think of a game that can be played in the winter. Dr. Naismith created a game to be played inside on a hard floor. Dr. Naismith divided the men in his class _________ two teams and taught them to play his new game. The purpose of the game _________ for players to get a ball into the “basket”. _________ on the same team must work together to help each other get the ball in the other team’s basket. At the same time, they need to stop the competing team from _________ the ball into their own basket.

It is believed that on December 21, 1891, the first basketball game in history was played. Then in 1936 in Berlin, it _______ an event at the Olympics. Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players. Basketball has not only become a popular sport to play, it has also become __________ more popular sport to watch.

7 . Chewing gum (口香糖) may be one of your favorite sweets. But did you know how it was ____?

The sweet was invented by American scientist Thomas Adams. However, he invented it completely __ .

It was 1869. Earlier that year, one of Adams' friends showed him an interesting kind of sap (树汁). His friend told him_____ people in Central America liked to chew (咀嚼) on it for fun. Hundreds of years passed, people didn't do that any longer. But Adams was interested in the sap. He wanted to use it to create some new ____ .

Adams, however, ________ to create the products he wanted. He felt bored and________ and happened to chew on the sap. _______ , the sap tasted great. Adams then added something else to the sap and started selling it. Later in 1869, he opened a factory to produce this delicious _______ .

In 1888, Adams gave a ________ to the invention: "chewing gum." The sweet can be got from selling machines at underground stations all over New York City. Over the years, new kinds have been _______ . Now, chewing gum is popular among many people. However, few people know this was all started by an American scientist from a mistake.

8 . Just like Mickey Mouse, Hello Kitty is a famous cartoon character. You can see her on many ______ of things, like bags, clothes, food and books. People all over the world love the ______ Hello Kitty.

44 years ago, a Japanese company Sanrio made Hello Kitty. It first ______ on a wallet. To people’s ______, in the artist’s design, Hello Kitty is a ______! That’s why people always see her ______ with two feet.

Hello Kitty is in the third ______ in her school. Her favorite ______ is apple pie. She lives with her parents and twin sister ______ London. It is quiet there. And her grandpa and grandma live far away in a forest. On weekends, her father often drives his ______ to take them to visit her ______. It’s ______ that Hello Kitty even has a pet cat like herself.

The artist said 44 years ago, many Japanese worked and ______ in Britain, so she made Hello Kitty a(n) ______ person. Hello Kitty has a very______ life now. She’s the symbol of all the good things.

9 . What is a museum? A museum is a good place to keep ______ and beautiful things. A museum may be a place to learn about science. A museum can be a place _____ art of humans or animals.

What is inside a museum? Some museums _____ old cars and airplanes. _____ museums have pictures and sculptures. Others have rocks and old bones. One museum even has ______ coal mine inside!

Many cities have museums. Some very small _____ have museums， ____ . Indianapolis has a _____ museum. Children do not have to pay to get in. Children often go to the museum. They like _____ at the dinosaur bones. They see a white bear ten feet tall，They go inside an old log cabin（小木屋）. On Saturday，Indianapolis children can ______ talks about animals and trees.

10 . The earliest maps were probably drawn in the Middle East. Some of these maps have______ and they show us the people at that time thought the earth flat(平的). As time went by, the pictures became more detailed and maps were more ______ made. Later on, ancient Greeks(希腊人) used their ______ of maths and science to make maps. Greek maps tell us the Greeks knew the world was ______.

From simple pictures, mapmaking has turned into a science. Maps are made ______ surveying(勘测) land. In the 1900s, people around the world start­ed to share information to make ______ maps. With the help of the photographs taken from the sky and space, maps are now more exactly made than ever. ______ the world is always changing, we will always need new maps.

There are many types of maps, but almost all use ______ and pictures to describe what a place is like when the map is made. A map usually tells what the pictures ______. Some maps may show the whole world. A road map will help you know the ______ from one place to another. Other maps may use pictures to show the temperature and population in different places.