请教一个比较弱的问题，谢谢大家指教！

landmark11 · 发表于 2014-2-12 00:33:40

Efforts to equalize the funds available to school districts, a major goal of education reformers and many states in the 1970's, has not significantly reduced the gaps existinq between the richest and poorest districts.
(A) has not significantly reduced the gaps existing
(B) has not been significant in reducing the gap that exists
(C) has not made a significant reduction in the gap that exists
(D) have not significantly reduced the gap that exists
(E) have not been significant in a reduction of the gaps existing

题干的主语为什么不是 Efforts to equalize the funds available to school districts 这个短语，而是Efforts？那 to equalize the funds available to school districts 在句中作什么成分呢？

同问：
Declining values for farm equipment and land, the collateral against which farmers borrow to get through the harvest season, is going to force many lenders to tighten or deny credit this spring.
(A) the collateral against which farmers borrow to get through the harvest season, is
(B) which farmers use as collateral to borrow against to get through the harvest season, is
(C) the collateral which is borrowed against by farmers to get through the harvest season, is
(D) which farmers use as collateral to borrow against to get through the harvest season, are
(E) the collateral against which farmers borrow to get through the harvest season, are

题干的主语为什么不是 Declining values for farm equipment and land 而是 values？那 for farm equipment and land 在句中作什么成分呢？

kiwifoodtown · 发表于 2014-2-12 08:52:34

主语可以是很长也可以是很短，但这两句中，主语都是短语中的核心词，请LZ注意这点。

[SC悬赏令] 请教一个比较弱的问题，谢谢大家指教！

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