GRE填空經(jīng)典句式練習(xí)3

　　11 The plan that requires an employee contribution costs an enrolled employee significantly less per year than do typical health insurance plans offered by corporations other than SAI.

　　典型句式：

　　A less than B 比較句式

　　句子主干：

　　The plan costs an employee less.

　　翻譯：

　　要求雇員付費的計劃每年要求參與的雇員支付的費用比SAI公司之外的典型的健康計劃要求的費用要少得多。

　　12 Clearly, then, it must be in evading their own predators that the spider’s color changes are useful to them.

　　典型句式：

　　it 形式主語，倒裝句。

　　句子主干：

　　That the spider’s color changes are useful to them must be in evading their own predators.(正常語序)

　　翻譯：

　　那么，明顯地，蜘蛛顏色的改變對于它們的好處在于躲避自己的天敵方面。

　　13 It bases a conclusion that is known to require two conditions on evidence that bears on only one of those conditions.

　　典型句式：

　　修飾與主干;邏輯嚴(yán)密

　　句子主干：

　　It bases a conclusion on evidence.

　　翻譯：

　　它基于只與其中的一個條件關(guān)聯(lián)的證據(jù)得出必須要求兩個條件的結(jié)論。

　　14 It treats evidence for the absence of one condition under which a circumstance would occur as conclusive evidence that that circumstance will not occur.

　　典型句式：

　　it treats A as B;修飾與主干;邏輯嚴(yán)密

　　句子主干：

　　It treats evidence for the absence of one condition as conclusive evidence.

　　翻譯：

　　它把某情況發(fā)生時存在的一個條件的缺失的證據(jù)當(dāng)作該情況肯定不會發(fā)生的結(jié)論性證據(jù)。

　　15 The reasoning is flawed in that the argument treats evidence that a factor is necessary to bring about an event as if it were evidence that the factor is sufficient to bring about that event.

　　典型句式：

　　in that 因果關(guān)系;層層修飾;邏輯嚴(yán)密

　　句子主干：

　　The reasoning is flawed.

　　翻譯：

　　該推理是錯誤的，因為該論證把某事件發(fā)生所必須的一個因素當(dāng)成是該事件發(fā)生的充分條件。