单项选择题

In the Middle East area, oil is found in _________ and its production has been able to keep up with world demand.

A．efficiency
B．abundance
C．elegance
D．elahoration
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单项选择题
Just remember one thing that _________ decisions often lead to bitter regrets.
A．hasty
B．prompt
C．urgent
D．instant
单项选择题
The medical report contains a (an) _________ of words which are comparatively seldom used in ordinary conversation.
A．altitude
B．attitude
C．multitude
D．latitude
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