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ON THE MOVE+ h* ] F) j8 O" W+ J7 ~
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1. People can travel on foot. But it takes a long time to get form place to place." y5 f& q, F. U5 G- R* D
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2. Machines help people travel more quickly and carry heavy loads
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% n6 u9 D3 S7 A3. 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?+ O' X( F2 f" F( q8 a
1 ~. S# M6 g6 j5. 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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t* s: A/ d- p# Z1 q- ~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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6 o2 M3 `& V, v/ P |. q; k7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.% i4 z( x6 F1 d5 y3 L" A' W
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8. Trains run on specially built railway tracks. Some train below ground.) A3 c; q9 D3 e: z4 q+ i- o4 W' k
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9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people. " L# [+ P, c u# q/ _! i
) K ?* x6 v$ H10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine. / {9 E% W& I+ V9 r7 I' S
% D7 \- @5 W% G% I11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth.
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! P+ a; P( E$ [5 E) ^3 [12. Some people find it difficult to walk. What machine can help them?1 m( K) u r0 N5 t8 ^* S7 Y0 F
Answer: wheelchairs. |
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狗仔卡
发表于 2005-7-18 14:43
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