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ON THE MOVE4 Y% [0 l4 Q1 t( r" b' T( 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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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.
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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?: o1 S7 @) B: C
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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.9 s5 Q) N$ S D5 m
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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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" ?# m# a& C! |. w3 v7 `9 {5 p7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.# L% T3 {) i, T& x
; y4 Y6 m5 Q5 H: F, {8. Trains run on specially built railway tracks. Some train below ground. O4 J4 Z: h- F+ u4 n
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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. ' [# h! t% a6 @2 c' v" l
' i0 e# m% o8 I( _) O2 h9 o1 i11. 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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12. Some people find it difficult to walk. What machine can help them?6 [" \8 ~, H, \% n+ {# j
Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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