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题库 / Prep2007E1-SC-1
To meet the rapidly rising market demand for fish and seafood, suppliers are growing fish twice as fast as their natural growth rate, cutting their feed allotment by nearly half and raising them on special diets.
their natural growth rate, cutting their feed allotment
their natural growth rate, their feed allotment cut
growing them naturally, cutting their feed allotment
they grow naturally, cutting their feed allotment
they grow naturally, with their feed allotment cut
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suppliers cannot grow fish
as fast as结构中第一个as是副词，修饰紧跟着的形容词或者副词。第二个as是连词后面跟一个句子。
choice a,b: the rate cannot be 'fast/slow',but can be 'high/ low'
c.不是suppliers种植鱼naturally而是fish grow naturally
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