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ON THE MOVE2 ~' I. v7 ]( w3 m, u# |. |$ g% h
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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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5 L; ]( Z! a6 n2. Machines help people travel more quickly and carry heavy loads! Y+ }/ l3 @1 g: i, E
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3. A bicycle is machine. The faster you pedal, the faster you move.
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: h( M7 B4 u* v1 W9 X0 J4. You do not need to pedal a motorcycle. It was an engine that makes wheel go around. Why it this person wearing a helmet?, h- J/ z/ s [" D& U* D5 J& L
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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.
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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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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. " i$ j3 Q" E% o+ Z
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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. # P# C: H8 S: j+ K$ W
2 @" L% t% C/ o# C% h# k# d4 D6 s* X11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. 6 h! c4 a" j* T& c1 @& E4 g. i+ w# [) O
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12. Some people find it difficult to walk. What machine can help them?
% H _; a2 c. H# j& [8 rAnswer: wheelchairs. |
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