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题库 / OG2017V-SC-218
In recent years cattle breeders have increasingly used crossbreeding, in part that their steers should acquire certain characteristics and partly because crossbreeding is said to provide hybrid vigor.
in part that their steers should acquire certain characteristics
in part for the acquisition of certain characteristics in their steers
partly because of their steers acquiring certain characteristics
partly because certain characteristics should be acquired by their steers
partly to acquire certain characteristics in their steers
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这题我被暴击了！以为平行最好是句子和句子平行；结果答案来个不定式和句子平行！
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