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.
A.enormously in that a single tree, depending on both its size and on climate and altitude, could produce
B.enormously in that a single tree, dependent on its size and also on climate and altitude, is able to produce
C.enormously, because a single tree, depending on its size and on climate and altitude, is able to produce
D.enormously, because a single tree, being dependent on its size, climate, and altitude, is capable of producing
E.enormously, because a single tree, dependent both on its size as well as on climate and altitude, could produce
主句：The yield per acre of coffee berries varies enormously
从句：because a single tree is able to produce enough berries to make between one and twelve pounds of dried beans a year.
插入语：
depending on its size and on climate and altitude作者: thinkingape 时间: 2011-6-30 06:45
because a single tree, depending on its size and on climate and altitude, is able to produce enough berries to make between one and twelve pounds of dried beans a year.
because前后分别是两个完整的句子，depending on its size and on climate and altitude是后面这个句子的插入成分作者: billsq 时间: 2011-6-30 21:26
got it~ thanks!
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