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ON THE MOVE/ J" K9 B9 Z( ?! F7 z% Y% p% Y
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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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7 _0 V4 [* D% j2 t2. Machines help people travel more quickly and carry heavy loads8 n1 ]% e: k' K6 C! G
* n' G8 u" M: F) N+ ] ]3. A bicycle is machine. The faster you pedal, the faster you move.
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j4 e! _, A$ {4 }7 s4 ^3 K4. You do not need to pedal a motorcycle. It was an engine that makes wheel go around. Why it this person wearing a helmet?: Z0 I; |) x G- Y' e9 y
0 h" `, X% a9 j5. 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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: {2 z2 k6 ]8 q% m A6. 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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; ]6 W% C M3 ]7 e( [- f! @0 H' p! _10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine.
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" D/ Z8 @6 X3 W( z% v11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth.
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) T8 F) \( Q' J* P+ G) v. P( t* o12. Some people find it difficult to walk. What machine can help them?; i2 s; j, P0 P! R. o1 b
Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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