单项选择题

Paragraph 5 shows that in 1997, people will: ______.

A． not use any electricity
B． use more electricity than they do today
C． use less electricity than they do today
D． keep lights burning after supper indoors

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单项选择题

The passage is primarily concerned with ______.

A． analyzing the extraterrestrial materials.
B． informing readers of the debate on life on Mars.
C． describing surface of Mars.
D． reporting the NASA conference on the meteorite ALH84001.

单项选择题

The word fiasco as used in Para. 4 is closest in meaning to ______.

A． revolution
B． victory
C． confusion
D． failure