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题库 / Prep2007E2-SC-104
The yield per acre of coffee berries varies enormously in that a single tree, depending on both its size and on climate and altitude, could produce enough berries to make between one and twelve pounds of dried beans a year.
enormously in that a single tree, depending on both its size and on climate and altitude, could produce
enormously in that a single tree, dependent on its size and also on climate and altitude, is able to produce
enormously, because a single tree, depending on its size and on climate and altitude, is able to produce
enormously, because a single tree, being dependent on its size, climate, and altitude, is capable of producing
enormously, because a single tree, dependent both on its size as well as on climate and altitude, could produce
Could 只能表示可能性，表示能力不能替代can
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