In the first paragraph, the author display()
A.Hurricane Katrian slides into the Gulf of Mexico
B.Olympus Mons moves into view from a far horizon
C.an advanced system for presenting planetary portraits
D.spherical movie screen of white fiberglass
A.Hurricane Katrian slides into the Gulf of Mexico
B.Olympus Mons moves into view from a far horizon
C.an advanced system for presenting planetary portraits
D.spherical movie screen of white fiberglass
What does the author intend to demonstrate with "office hours" adopted by the old (Paragraph 2) ?
A.A type of enforced systems.
B.A symbol for human initiatives.
C.A sort of freedom deprivation.
D.A token for the old' obsoleteness.
The sentence "They are free to listen to and live by their circadian rhythms." (In Paragraph 4) probably means ______.
A.They can lead their daily lives according to their biological clocks, without referring to a man-made clock.
B.They can listen to the wonderful rhythms of the biological clock and live close to them.
C.They can live by regulating their own circadian rhythms.
D.They are free from the annoying rhythms of everyday life.
A、A. the first day of the first lunar month
B、B. the first day of the first new month
C、C. the first day of the first month
D、D. the first day
【C4】______
A.At first
B.In the beginning
C.At first hand
D.In the first place
A.the first time
B.at the first time
C.for the first time
D.at first
【B2】
A.At first sight
B.At the beginning
C.In the first view
D.From the first
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