Because Helen is his wife, it is difficult for Alan to be _____ about her talent.

1 .The delta and narrow Nile Valley to the south make up only 3 percent of Egypts land but are home to 96 percent of her population.

A 三角洲和南边狭窄的尼罗河河谷组成了埃及土地的百分之三，却有百分之九十六的人口住在这里。 B 三角洲和通向南边的狭窄的尼罗河河谷组成了埃及土地的百分之三，却有百分之九十六的人口住在这里。 C 三角洲和南边狭窄...

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2 ._______ popular belief, the ostrich does not hide its head in sand when frightened; it runs away.

A As to B Opposite to C Due to D Contrary to

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3 .We welcome rain, but a (an) _______ large amount of rainfall will cause floods.

A extensively B extremely C specially D constantly

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4 .They took _______ measures to prevent poisonous gases from escaping.

A fruitful B beneficial C valid D effective

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5 .He is ______ about his chances of winning a gold medal in the Olympics next year.

A optimistic B optional C outstanding D obvious

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7 .Frankfurt, Germany, is one of the most ______ populated regions of West Europe.

A densely B vastly C enormously D largely

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8 .The heat was so ________ from the fire that the firemen could not enter the building.

A intense B tense C intensive D violent

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9 .The flood went down, leaving the village ________ destroyed.

A mainly B completely C exactly D thoroughly

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10 .The audience waited in _________ silence while their aged speaker searched among his notes for the figures he could not remember.

A respective B respect C respectful D respectable

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