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ON THE MOVE
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1 R* z% R9 l& w1. People can travel on foot. But it takes a long time to get form place to place.# c a0 c3 n9 D R8 k! N; B
J+ }; O4 ~" A( h2. Machines help people travel more quickly and carry heavy loads
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& W: z" d5 N( G- B3. A bicycle is machine. The faster you pedal, the faster you move.) S, B7 Y( l: D8 \; j6 }/ v" y
+ f/ L# v, U* U0 G: }) G$ g4. You do not need to pedal a motorcycle. It was an engine that makes wheel go around. Why it this person wearing a helmet?8 \1 a( Q7 P! u# N
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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.9 w; j* `- w7 d: `6 _
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8. Trains run on specially built railway tracks. Some train below ground.
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; }! c# E2 k) p9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people.
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6 h; a H# G. s H6 n10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine. - {4 W1 b# a/ m) q0 G
2 e" k5 `5 B B: Z5 q9 n2 I11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. 9 z h8 i& h+ O( }' t+ @ g
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12. Some people find it difficult to walk. What machine can help them?
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狗仔卡
发表于 2005-7-18 14:43
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