1、s grandparents live in the countryside. They live the city.a inside b outside c in the centre of3 Birds have a musical ability. They sing.a can b cannot c are happy to4 The book includes some beautiful photos. These photos are the book.a part of b at the end of c connected to5 A human being is a(n)
2、.a animal b machine c personC2 Complete the article below with the words from the box. Change their forms if necessary.even however invention notebook perhaps scientist When I was young, I used to keep a .I wrote many poems and drew many pictures of different in it.They were not very good, but they
3、helped me think and dream. Now I am a famous and I do many important things.my journey began when I was at school, with my studies, and my poems and pictures. I was a student just like you. you will do something important or become famous one day. Just remember to think and to dream.D ComprehensionD
4、1 Below are some notes about the encyclopaedia articles, but some of the facts are wrong. Read the articles and correct the notes if necessary.1 Da Vinci, Leonardoa he lived from 1425 to 1519. b He was born in the city.c He showed great artistic ability from an early age. d He is famous for his pain
5、tings and books.2 Dinosaursa They lived on Earth more than 60 thousand years before human beings. b Some were Small;others were huge. c All of them ate meat. d Some died out Suddenly.D2 Read the articles again and complete the answers to the questions below.1 Who was Leonardo da Vinci?He was .2 What
6、 is his most famous painting?It is .3 What did dinosaurs eat?Many of them ate . Some liked to eat .4 How long did dinosaurs live on Earth before they disappeared?They lived on Earth for .5 Flow can we learn about dinosaurs today?We can learn about them . More practiceA Read the following encyclopaed
7、ia article about big attractions in Australia and answer the questions below.Australias big attractionsAustralia is a very big country. It also has many big attractions. The Big BananaThe Big Banana is in Coffs Harbour. It was made in 1964 by john Landy. Landy wanted something to make people come to
8、 his fruit shop, so he built the Big Banana. The idea worked. Many people visited his fruit shop and took pictures of the Big Banana. Soon people all over Australia began making big things.The Big MerinoThe Big Merino is in the city of Goulburn. Merinos are a type of sheep. They can live in dry weat
9、her. Some places in Australia are very dry, so these sheep are very important to the farmers there. Inside the Big Merino, there isa small muscun. about the history of wool in Australia. Visitors can also climb up to the Big Merinos head and look at the view through its eyes.1 When was the Big Banan
10、a built?2 Why was the Big Banana built?3 Why are merinos important to the farmers in Australia?4 What can you find inside the Big Merino?5 What can you do inside the Big Merinos head?Unit 2 NumbersThe king and the riceA long time ago, there was a king in India. The kings favourite game was chess.One
11、 day, a wise old man came to the palace and the king challenged him to a game. The king promised the old man, “ You can have any prize if you win the game.”The old man said, “If I win the game, Id like one grain of rice for the first square of the chessboard, two for the second, four for the third,
12、and then double the amount for each of the rest of the squares.”“Is that all?” asked the king. “Wouldnt you like gold or silver instead?”“No, just rice,” replied the old man.The king and the old man played the game for a long time. Finally, the old man won. So the king ordered his men to collect a b
13、ag of rice. He put one grain on the first square, two on the second, and so on. The king quickly realized the problem - even with all the rice in the country, he would still not have enough rice to put on all the squares!C Vocabulary C1 The words in italics are from the story. Match the two halves o
14、f these sentences to make them meaningful.1 When you ask a wise person for help, a you tell him/her that you will give him/her the present for sure.2 If you promise somebody a present b you know something is wrong.3 If you get a prize in a game, c you get the number 4.4 When you double the number 2.
15、 d you want him/her to give you good advice. 5 When you realize the problem, e you win something for doing very well. C2 Complete the story below with the words from the box. Change their forms if necessary.double prize promise realize wiseA young man once talked to a old man. I won a and have a lit
16、tle gold now, but I want much more, he said. Can you help me? The old man looked at him. I can teach you how to make more money if you to follow my advice. he said.The young man agreed. Then the old man took the young man to a window. Look outside,I can see nothing but an empty field, the young man
17、said. Use your money to buy this field, said the old man, and grow some cotton. In a year, you can sell the cotton and your money.The young man what the old man meant. From then on he was not lazy any more. He worked hard all year round.D Comprehension D1 Read the story on page 19 and complete the t
18、able below. Where the story took place .Who was in the storythe king and a .What happened in the storyThe beginningThe king challenged to a game. The king promised to give him if he won the game.The middleThey played the game for .The ending won the game, but the king did not have to give him. D2 Fi
19、nd facts in the story to support these statements about the king. Write down the facts. 1 The king loved to play games. (The kings favourite .) 2 The king thought the old man asked too little for the prize. (Is that all? .)3 The king did not have enough rice for the old man. (The king quickly realiz
20、ed .)More practiceRead the online article and then complete the flow chart about the development ofcounting methods. Counting before numbersBefore the invention of written numbers, people used many different ways to count things.At first, people used their fingers, and eveii their toes. However,they
21、 could only count small numbers in this way. After that, they began to make small marks on sticks and bones. This helped them count bigger numbers. They used them to count things like the days of the month, the amount of food and the number of animals they had. Then people began to use tokens made f
22、rom clay or small stones. This helped them count even bigger numbers. They often put the tokens on pieces of string so that they could carry them around easily. This developed into tools like the abacus.Finally, people began to develop systems of written marks to show different numbers, and this led
23、 to the Hindu-Arabic system (0-9). We are still using this system today.First, people used .After that, they made .Then they used .finally, they began to develop .This led to .Unit 3 ComputersComputer factsSmaller and betterIn the 1940s, the first computers were bigger than cars. Now computers are b
24、ecoming smaller and better.Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.What can we do with computers?We can use computers to calculate. They can calculate at a faster speed than we can and
25、 almost never give wrong answers. We can also type and draw things with them. In addition, computers can do important jobs like operating railways and flying planes and spaceships.Is a computer cleverer than me?The answer is “No”. Your brain can produce new ideas but computers cannot. However, one d
26、ay computers may be able to a better job than human beings. For example, they may be better than doctors at doing their job.What will happen to us if computers can do all our jobs? Will we have nothing to do? Computers may change our lives, but will they make them better?C1 The words in italics expl
27、ain the meanings of some words. Find these words to complete the sentences. Change their forms if necessary.1 if something is very small, it is 2 Some voting people always need help from their parents. They should learn to themselves. 3 We had fun and learnt something new as well. We had a good time. ,we learnt a lot.4 When we make a machine work, we it. C2 Complete the conversation below with the words from the box.depend on expensive in addition speedMark: I bought a new computer.Helen:
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