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B. The invention of the engine.
C. The ways of transportation develop as time goes on.
Read fast and choose the main idea
How did people travel long ago?
When did people invent the steam engine and trains?
What can the steam engine do?
4. When did people begin to make flying machines?
5. How can people travel to the space?
Long ago,
horses pulled carts ,
but now we have engines on everything, even on bicycles and skateboards !
1.How did people travel long ago?
2.When did people invent the steam engine?
In the 1700s people invented the steam engine. That was the beginning of the trains.
Then steam was able to power boats and cars.
v. 驱动；推动
n. 能量；力量
3.What can the steam engine do?
Over 100 years ago, people began to make flying machines.
4.When did people begin to make flying machines?
Now people can even travel to space in spaceships.
5.How can people travel to the space?
This is Jeremy’s report on transportation. This world is always moving and even _______ now. Because we have ______ on everything. In the 1700s people invented the steam engine. The steam ___________ power boats and cars. The first car ________ about two hundred years ago, now the roads _________ cars. We also travel a lot by airplane. But my favorite way to travel is the bicycle. It’s good for me and the environment.
Read again and fill in the blanks
be able to
engine
appear
fast
be full of
be able to