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ON THE MOVE& d" h3 c/ Z9 g
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1. People can travel on foot. But it takes a long time to get form place to place.
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2. Machines help people travel more quickly and carry heavy loads' G: ?! _9 c& R" y2 s
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3. A bicycle is machine. The faster you pedal, the faster you move.
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2 n! l1 S |4 S2 V4 V% {4. You do not need to pedal a motorcycle. It was an engine that makes wheel go around. Why it this person wearing a helmet?
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$ w9 l6 X$ j T( \0 L5. Cars have four wheels, and the passengers sit inside. Car can travel very fast. But when road are busy, a car trip can seem slow and boring.
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; b7 O) L- I/ q9 ^0 f6. When lot of people want to go to the same place, they travel together on bus or coach. They can even travel by streetcar.
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7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.
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8. Trains run on specially built railway tracks. Some train below ground.
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9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people.
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- ~9 ~+ s+ S/ V7 F10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine. ' J. ^! A9 W0 f% J8 z
5 v2 |/ Q1 ~6 h2 r6 J( k3 j: z11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. 1 i1 n# a5 ]4 K& ^4 ~$ Q M% F
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12. Some people find it difficult to walk. What machine can help them?
/ O( x) N0 }% K. e) t9 qAnswer: wheelchairs. |
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