 鲜花( 0)  鸡蛋( 0)
|
ON THE MOVE
; V, \7 d: H* t! R) X1 J
1 w# N5 F- C8 m& E N4 Z1. People can travel on foot. But it takes a long time to get form place to place.
8 ]. u7 q* W9 h4 `+ s% M# f3 b. d* @3 R" d K' F
2. Machines help people travel more quickly and carry heavy loads6 V: A; ?: x" @% ~: G* Q, T
# }8 p5 `5 L+ o3. A bicycle is machine. The faster you pedal, the faster you move.2 z9 `+ U- J1 A5 t( j: l
+ g/ k6 W; P% J# \, ^
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?/ I1 }+ N1 u6 t5 _! |2 E2 ]
2 N3 C% d- I3 \8 H: q5. 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.
# M9 _# `4 x4 c) ?% M
6 Q m, R# ^- Y, K) A$ C2 Q( B6. When lot of people want to go to the same place, they travel together on bus or coach. They can even travel by streetcar.* Z g+ T! z+ X. J5 H/ `& l
1 g" V8 R" Z% b7 P* f' z) l
7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.( X" r9 X6 o8 E( K! W
+ {( f# t6 T$ F- X& U$ X/ c8. Trains run on specially built railway tracks. Some train below ground.
; a) _3 g- U- m, D ?* W/ T" Q5 B) S; L+ M4 M6 W
9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people. / H$ `8 H: o B7 i7 [6 ?" F0 S
+ }) B- B7 C M# n5 f y) B10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine.
4 k w! @# N- Y5 e0 g
" t; ]# z5 c7 {8 N* s" `% L11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth.
9 `4 H$ o1 J7 Y
) X) ]$ G2 y* }4 i12. Some people find it difficult to walk. What machine can help them?
; c4 C7 D' E7 S6 `Answer: wheelchairs. |
|