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ON THE MOVE4 |- W' D; |7 u, j; f: r
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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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/ O5 X6 m9 P: v2. Machines help people travel more quickly and carry heavy loads; D: i) m! N0 U5 T% _3 T8 ]
8 e' d% w0 q6 @0 X: k3. A bicycle is machine. The faster you pedal, the faster you move.
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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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" Q, B, ]- e. ]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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; v$ m0 e: M+ N0 X2 C2 i% I; 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.8 f; k3 O, |* ?% Y0 s
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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. W7 x$ l0 j4 f; _# w5 f/ `
" F; A) h/ R0 W( j* n- K8. Trains run on specially built railway tracks. Some train below ground.
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3 c8 l& G" k7 D9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people.
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$ H% R9 r9 y( k, @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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11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. 0 ]( n: N+ E5 w6 K' N- e8 P
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12. Some people find it difficult to walk. What machine can help them?
# E/ V- \2 F7 f0 [0 X7 QAnswer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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