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ON THE MOVE( v/ H; @" S: O2 w8 x
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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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- W0 ^$ ~- Z7 `7 C6 [- ?1 F3. 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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$ [1 A+ u" `8 ?6 I2 H5. 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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% R8 \! M' \. I& g( G6. When lot of people want to go to the same place, they travel together on bus or coach. They can even travel by streetcar.6 [8 A) H; o) u j- Z( e( C
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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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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. ( b X$ B! z5 t
/ L' W( F! M, b# ?0 y10. 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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1 a/ }' k# {' e% s11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. / F _+ Q ]5 \3 d9 U' a. O, ]
2 x# D9 e! [6 v1 L0 o12. Some people find it difficult to walk. What machine can help them?
# Q" f# m* J/ C6 E* S$ e4 V! kAnswer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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