{01}The _____ of electricity added to our difficulty repairing the bridge.
A.absence
B.short
C.need
D.break
解析:名词辨析题。A. absence 缺乏 B. short 不足 C. need 需要 D. break 中断 句意:缺少电力增添了我们建桥的困难。根据语境选A 本题选A。 {02}Because of the worldwide breakout of H 1N 1, many countries have placed on travel to prevent the further spread of it.
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