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【单选题】
No one has come up with a better explanation of why dinosaurs ______.A．died awayB．died forC．diedA.
37. No one has come up with a better explanation of why dinosaurs ______. A．died away
B.
died for
C.
died of
D.
died out
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举一反三
【单选题】微型计算机的硬件系统通常是由控制器、( )等几部分组成。
A.
UPS、存储器和1／O设备
B.
运算器、存储器和UPS
C.
运算器、存储器和1／O设备
D.
运算器、存储器
【单选题】The old man when he heard the news of the successful operation on his son.
A.
lightened up
B.
lighten up
C.
was lightened down
D.
lighten down
【简答题】The
shop girl is very ____ to the old man when he turns up in the store.A. friendly B. cold C. indifferent D. cruel
【单选题】Where was the old man when he was asked?
A.
On his way home.
B.
In the village.
C.
At home.
【单选题】The shop girl is very ____ to the old man when he turns up in the store.
A.
friendly
B.
cold
C.
indifferent
D.
cruel
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