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ON THE MOVE
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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) F" b x3 W& J3 A
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3. A bicycle is machine. The faster you pedal, the faster you move.# A: J9 D. V5 L. d# z
# E3 I- F+ W- k, D7 e9 d4. You do not need to pedal a motorcycle. It was an engine that makes wheel go around. Why it this person wearing a helmet?+ M/ Y* @; f; g
' p: D6 |! F2 ^4 C5. 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.+ A! P& w0 n" j1 A
& t- W B# r6 Q4 ?( V+ P& m6. 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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' p& T7 X/ g: t7. 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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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.
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7 P; N* X( o! R( V/ f& x/ g12. Some people find it difficult to walk. What machine can help them?
$ ?( k* ^6 t; z9 A: @Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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