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ON THE MOVE
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. O, `- |# Z8 E5 Y' |$ a5 s$ U1. People can travel on foot. But it takes a long time to get form place to place. |6 q& Z$ a" _. p9 A4 D
7 {7 k- C' O: P! y8 y+ |4 G3 V3 `2. Machines help people travel more quickly and carry heavy loads
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3. A bicycle is machine. The faster you pedal, the faster you move.4 p4 S: Z5 {7 |" n0 G' q/ ~' g4 I0 i
. b" [# A j9 Z, k/ d" }! o4. 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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5. 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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6. 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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7 L9 `. o; C; I' v9 Z& `2 z8. 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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/ `. [0 \5 _2 N8 }8 Z10. 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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11. 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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1 d' t) u; O7 \) w2 u: k4 N7 ^12. Some people find it difficult to walk. What machine can help them?0 t% l: x: i, R
Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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