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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; e b6 i7 \$ |" W
# G: A( `$ F# e: z9 d" ^3. A bicycle is machine. The faster you pedal, the faster you move." @1 D0 k$ z/ M! Y4 ~+ t
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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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( T- }# N* ?4 p1 w0 S9 w g5. 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." a8 L# r% a F2 d; ]* t
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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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5 H+ G" |) ]: ~/ M; b; |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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9 @& J) O: L& j4 }. R" n% _8. Trains run on specially built railway tracks. Some train below ground.7 E8 O8 T+ D( M) U. X
- i( X9 G# @ }: H8 O4 v, v9. 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. 5 A g8 [5 v" u" Y% A! F; m% P- N
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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 T$ f ^6 C7 e! m5 d7 _* L# r. p
" y: d3 B% e) Z7 ~; B. i9 d6 k12. Some people find it difficult to walk. What machine can help them?% R2 i. H+ r2 J
Answer: wheelchairs. |
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