off loud sirensand bright lights to warn the people in the villages.That way, they will
41 What will happen when Lake Nyos and Lake Monoun explode?
B Poisonous gases will be released suddenly.
D The volcanoes will come to life.
A They were formed in 1984.
C They are not like most other crater lakes.
43 Lake Nyos and Lake Monoun explode because
B people from the villages turn over the water.
D they have more gases trapped at the bottom than other crater lakes
A erected a pressure-releasing pipe in the lake
C built a beautiful fountain near the lakes
45 What do we learn from the last paragraph?
B Scientists still do not know how to prevent gas explosions
D Warning systems have been set up in the villages nearby.
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★ 2014年职称英语考试(综合类)阅读理解试题及答案(3)
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