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ON THE MOVE( O3 Z$ G% r& D1 o/ O% v
$ Q8 @ f) P8 g1. People can travel on foot. But it takes a long time to get form place to place.
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D6 N" @1 f$ W$ W( N6 V4 S2. Machines help people travel more quickly and carry heavy loads; M2 V7 v1 f0 n4 | o
: q% g4 C" i# h9 n% g( }3. A bicycle is machine. The faster you pedal, the faster you move.7 `/ g7 y9 V8 W9 {% B& G; E
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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?8 R6 b+ M* j- c
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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.% [8 _/ }/ L( S* P* J" t
" I: L0 R3 ^1 n# I7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.4 e7 e9 a$ b6 L4 Z/ T& ^. k- Z2 M* q
7 B$ Y& ]1 G& @2 D8. Trains run on specially built railway tracks. Some train below ground.
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& ~! r8 C. m" p- e& z' N9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people. % L: m f" r7 B
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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.
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: D# t# C2 Q: x) q& u8 k* d% l6 g5 G11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. % R0 C0 x5 D7 Y* K# X! ]
9 |+ a: v* J2 a e2 ?! H, J12. Some people find it difficult to walk. What machine can help them?- w, ^) Z' @4 l) U9 W. w
Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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