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ON THE MOVE
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( p" I9 y8 ?1 A- z0 ^% L' ? z1. People can travel on foot. But it takes a long time to get form place to place.
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9 I- b! p. \ x5 Z# ]1 t2. Machines help people travel more quickly and carry heavy loads+ J) k% y; D* S+ |$ D
& U+ e/ {: x5 k3. A bicycle is machine. The faster you pedal, the faster you move.
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% G) {+ b8 F( t% e4. 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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4 k2 S- C+ s j4 P* d6. 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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0 ~1 B8 {% h. N. ^4 Q7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.
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& i# L. i T# A: Z7 L3 N" |5 D. J8. 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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* Q3 I" e2 o d10. 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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: t+ }; w, n1 g1 l# m+ `: l: _12. Some people find it difficult to walk. What machine can help them?
) x2 M6 d- f# g0 [Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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