OG 67

fair_sword

OG 67.    Congress is debating a bill requiring certain employers provide workers with unpaid leave so as to care for sick or newborn children.
(A) provide workers with unpaid leave so as to
(B) to provide workers with unpaid leave so as to
(C) provide workers with unpaid leave in order that they
(D) to provide workers with unpaid leave so that they can
(E) provide workers with unpaid leave and
in order that they, as used in C, is imprecise and unidiomatic;
正确答案D
问题： 不明白OG对于C的解释，they指代不清是肯定的，但是为什么说in order that they, as used in C, is imprecise and unidiomatic;

dansy

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http://forum.chasedream.com/dispbbs.asp?boardID=23&ID=21126