U6 Gadgets

Unit 6 Gadgets page 70 1.listen and say the words. then check with a friend. 1.elevator 2.walkie-talkie 3.flashlight 4.CD player 5.mp3 player 6.cell phone 7.electric fan 8.laptop 9.electric toothbrush 10.game console

page 72 1.Listen to the song, Write Tom or Sue by their bikes. My bike is bigger And faster than yours, And more beautiful, too. My bike is lighter And newer than yours, And it's more expensive, too. It's true that … Your bike is bigger And faster than mine, And it's more beautiful, too. Your bike is lighter And newer than mine, And it's more expensive, too. But I ride my bike every day, In the sun and in the rain. Your bike just stays inside, It never comes out to play. So you ride your bike every day, In the sun and in the rain. I want to take my bike outside, too, Can I come out and play with you? Can I come out and play with you?

page 74 and 75 1.The explorers The cave The book says go to the caves. Here we are. Somewhere down there is the next letter. Stay here and watch for Horax and Zelda. OK. Do you have your walkie-talkie and flashlight? Yes. I have everything. It's much darker down here. The flashlight was a good idea. Can you see the letter? No, I can't. Wow! What beautiful cave paintings. What's that? It's the letter E. E is the fifth letter in our puzzle. Oh no. It's Zelda and Horax. I have to hide! Where are those kids? Lucy, I have a problem. Horax and Zelda are here. Don't worry. I have an idea.

Grrrrrr! What's that? I don't know. I'm scared. Let's run! Great idea, Lucy! Good job, Buster. You're the smartest dog in the world.

page 78 1.Listen read and answer. Imagine a world with no numbers. No counting, no money, no math! Numbers are very important and they are also very old. The numbers we use today are called Hindu-Arabic numbers. Imagine it's the 12th century. Leonardo Pisano Fibonacci, an Italian professor of math, travels to North Africa. He sees the numbers they use there. They are much easier to use than the numbers in Italy. When he goes back to Europe, he shows people the numbers from North Africa. People soon use them all over the world.