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ON THE MOVE- M+ Z6 H3 q/ C$ k, M4 N' S# J
7 E: G6 u ^! ^. \ |% C1. People can travel on foot. But it takes a long time to get form place to place.& B, X; E3 h3 Z' X0 T9 j
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2. Machines help people travel more quickly and carry heavy loads
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( n' Q J+ y, C" z2 s* o3. A bicycle is machine. The faster you pedal, the faster you move.6 p- D1 }6 f) p4 N
9 p2 ^$ w2 a1 W9 }& G/ r, B6 I4. 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 R) E. O. P' R+ ?; N$ B5. 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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3 H" g- y" m6 z' p& p6 ^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. M* b) o C) p) r |
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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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1 `5 s+ Q. P9 O5 E) _: y* R8. Trains run on specially built railway tracks. Some train below ground.! K, i2 C2 B" d3 |) h: o
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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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9 c. r" P8 L& ?3 Y10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine. / d8 j t8 D& B7 e$ N9 A ^
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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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/ p: h8 y' B* r h4 {3 ?12. Some people find it difficult to walk. What machine can help them?
+ z* M5 u5 l' b$ } v# F& IAnswer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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