1. The rising of costs of data-processing operations at many financial institutions has created a growing opportunity for independent companies to provide these services more efficiently and at lower cost. A. The rising of costs B. Rising costs C. The rising cost D. Because the rising cost E. Because of rising costs 2. New theories propose that catastrophic impacts of asteroids and comets may have caused reversals in the Earth's magnetic field, the onset of ice ages, splitting apart continents 80 million years ago, and great volcanic eruptions. A. splitting apart continents B. the splitting apart of continents C. split apart continents D. continents split apart E. continents that were split apart 3. In the mid-1960's a newly installed radar warning system mistook the rising of the moon as a massive missile attack by the Soviets. A. rising of the moon as a massive missile attack by the Soviets B. rising of the moon for a massive Soviet missile attack C. moon rising to a massive missile attack by the Soviets D. moon as it was rising for a massive Soviet missile attack E. rise of the moon as a massive Soviet missile attack 这是OG里面的三道题目，答案分别是CBB。 问题在于，第一题选A为什么不对？ 第二题选A为什么不对？如果A 改为the splitting apart continents或者the continents splitting apart，能不能选？？ 第三题，B改为rising moon for a massive Soviet missile attack是否仍然正确？？ 对于，这类情况，到底是用DOING作中心词好，还是把DOING当作是形容词来修饰别的中心词好。 请教各位XDJM，先谢谢大家。
以下是引用bob在2003-3-14 10:42:00的发言： 1. The rising of costs of data-processing operations at many financial institutions has created a growing opportunity for independent companies to provide these services more efficiently and at lower cost. A. The rising of costs B. Rising costs C. The rising cost D. Because the rising cost E. Because of rising costs
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发表于 2003-3-14 10:42:00
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