 鲜花( 0)  鸡蛋( 0)
|
ON THE MOVE
: Y$ w7 w& H" g3 b) r+ w- g
% |, ^( w+ L ~& P0 x1 q, t# E1. People can travel on foot. But it takes a long time to get form place to place.
. U" U5 Y- n% w- I6 P, |
& Y- n$ F7 \# g* U* K% \0 n2. Machines help people travel more quickly and carry heavy loads7 O" ^8 ~4 x$ n: t/ Y! A4 U
% X# q' m5 C. e9 [+ J9 W% z: F
3. A bicycle is machine. The faster you pedal, the faster you move.
2 K/ C; y) E* w! Q6 |- q1 Y5 ^. C- s& Y) r/ U; l; T, a+ t
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?
7 Q2 \1 r l; }! X6 ?2 v. I' L9 ~8 l$ H8 f t0 A' u' X! i3 ?* a5 ]( k
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.& Y* O9 y( \" k+ V3 k9 w5 a
* }7 Q% e6 F6 w0 v4 j3 c3 Y J {0 n
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.
p' }$ p* X. j
d* e) V* b3 H" N0 v5 o7 t9 Q7. Cars, buses and coaches, vans and trucks all use roads. They give off fumes that pollute the air we breathe.
$ o# ]6 p! l3 m4 `) _ C) z6 N' m% \' k8 |( N+ G$ A n0 f% v
8. Trains run on specially built railway tracks. Some train below ground.& p- b9 E* n5 R+ k4 N
& h7 M5 s3 q$ b3 m: K, \3 R
9. Sometimes we need to travel across water. Ferry boats have space for trucks, coaches, cars, and people. ) ?0 d& p4 J" h* V
! R" s$ ?' G8 R" j
10. Airplanes are machines that fly. A jumbo jet can carry more than 300 passengers a helicopter is also a flying machine. 5 p6 L' W( N; b7 ~; @9 {0 K d
~: _- c- [ d* N7 A4 n0 F11. The rocket and the space shuttle are also machines. The space shuttle carries astronauts into space and brings them safely back to earth. & P) q; @1 }* c' d& {; T5 g; _
7 b/ l. ^7 d5 r1 z7 e8 O12. Some people find it difficult to walk. What machine can help them?7 Z, m( s# l) y$ b
Answer: wheelchairs. |
|