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人教2003课标版《Using LanguageⅠ》最新PPT课件优质课下载
C．the differences between the earth and the moon
D．Li Yanping, my friend, who is an astronaut
2.When we were going up, we felt ________.
A．we were pressed against our seats
B．we were lighter than we are on the earth
C．as if we were flying
D．the rocket was shaking strongly
3.Why can't the spaceship fall back to the earth?
A．Because the moon's gravity pulls it up.
B．Because it is too far away from the earth.
C．Because the earth has no gravity.
D．Because the spaceship is not very heavy.
4.If a baby is growing on the moon, when he grows up, he will grow ________ than he is on the earth.
A．tallerB．shorter
C．fatterD．thinner
Was there anything changed on their journey?
How many times would the force of gravity change on their journey? When? Which change would be the most powerful? What about his weight?
Step 2 careful reading(answering questions)
Yes. The pull of the earth’s gravity changed.
On the moon
The change of gravity
In space
Very strong
Disappeared
Very light