单项选择题

A．Artificial hearts.
B．Telescopes.
C．Microscopes.
D．Radio telescopes.
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单项选择题
A．To solve the problem of lack of land.B．To see whether they have decayed.C．To follow the Greek religious. practice.D．To move them to a multi-storey graveyard.
A．To solve the problem of lack of land.
B．To see whether they have decayed.
C．To follow the Greek religious. practice.
D．To move them to a multi-storey graveyard.
单项选择题
A．Because city-dwellers are obliged to adopt a wholly unnatural way of life.B．Because the sun was hidden from view by tall buildings.C．Because the noise made by traffic never stops.D．Because large modem cities are too big to control.
A．Because city-dwellers are obliged to adopt a wholly unnatural way of life.
B．Because the sun was hidden from view by tall buildings.
C．Because the noise made by traffic never stops.
D．Because large modem cities are too big to control.
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