[求助讨论]OG13 语法的一些问题，菜鸟求教！！

Aoran

本帖最后由 aoran 于 2013-2-2 22:11 编辑

15. Many experts regarded the large increase in creditcard borrowing in March not as a sign that households were pressed for cash andforced to borrow, rathera sign of confidence by households that they could safely handle new debt.

(A) rather a sign of confidence by households that theycould safely

(B) yet as a sign of households’ confidence that it wassafe for them to

(C) but a sign of confidence by households that they couldsafely

(D) but as a sign that households were confident theycould safely

(E) but also as a sign that households were confident intheir ability safely to

已经知道这题答案是d，想问一下怎么判断not。。。but何时做短语何时不做短语

22. Plantsare more efficient at acquiring carbon than are fungi, in the form of carbon dioxide, andconverting it to energy-rich sugars.

(A) Plants are more efficient at acquiring carbon thanare fungi,

(B) Plants are more efficient at acquiring carbon thanfungi,

(C) Plants are more efficient than fungi at acquiringcarbon,

(D) Plants, more efficient than fungi at acquiringcarbon,

(E) Plants acquire carbon more efficiently than fungi,

我知道这题考比较对象，相问一下b为什么不对，两个物质一起比了，是因为不够精确嘛？

solde

22题B选项中，比较对象变成了carbon和fungi，而不是plants和和fungi.而且 in the form of carbon dioxide应该修饰carbon而不是fungi。
23题OG对E选项的解释我也搞不懂~