单项选择题

Which of the following correctly describes Cosmos I

A．It is a 3-ft. metal pod.
B．It has eight 35-ft. metallic wings.
C．It can fly an altitude above 260 miles.
D．When it flies back to Earth, it will fall into pieces.
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单项选择题
The territory which Thompson was exploring ______.
A．had been abandoned by the Mayas about thirteen hundred years previously
B．had been occupied and developed by the Mayas about thirteen hundred years before
C．had been deserted by the Mayas as soon as the Spaniards arrived
D．was conquered by the Mayas thirteen hundred years ago
单项选择题
Thompson believed that man is instinctively a sun-worshipper because ______.
A．the worship of the sun-god had clearly been the function of the temple
B．all living things celebrate the sunrise
C．the sunrise is the most magnificent of all phenomena
D．it is natural for man to worship the sun and he has always done so
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