c********i
发帖数: 1489 | 1 给Visitor的试题
Q,
What does the Apollo Fuel Cell use to generate power?
A. Solar energy
B. Liquid oxygen & liquid nitrogen
C. The fission of uranium
D. Hamsters running on wheels
这是只多么勤劳聚能的小白鼠^ ^
Q,
What kind of fuel did Robert Goddard use in his rocket?
A. Solid fuel
B. Anti-matter
C. Liquid fuel
D. There was no fuel: he used a large sling-shot
好强悍的弹弓~~~~
真相在此 | J*******s
发帖数: 2708 | 2 D, 以前有个哥们做presentation用过类似的hamster例子 |
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