PREP07 SC_82 关于those的指代

zcstc007

答案选D， 题目不难，我不理解的是题目的开头 in a blow to those中those指代的是后面哪个名称的copy
而且D选项中后面的名词都是单数，没有可以被those指代的啊。

Inablowtothosewho still harbored the illusion(错觉) that E-mail exchanges are private, a watchdog group recently uncovered a trick for enabling an interloper to rig an E-mail message so that this person will be privy toany comments that a recipient had addedas the message is forwarded to others or sent back and forth.



(A) who still harbored the illusion that E-mail exchanges are private, a watchdog group recently uncovered a trick for enabling an interloper to rig an E-mail message so that this person will be privy toany comments that a recipient had added

(B) who had still been harboring the illusion that E-mail exchanges are private, a watchdog group recently uncovered a trick for enabling an interloper to rig an E-mail message so that this person was privy toany comments that a recipient might have added

(C) who still were harboring the illusion that E-mail exchanges are private, a watchdog group recently uncovered a trick enabling an interloper to rig an E-mail message so that this person is privy toany comments that a recipient would add

(D) still harboring the illusion that E-mail exchanges are private, a watchdog group recently uncovered a trick that enables an interloper to rig an E-mail message so that this person will be privy toany comments that a recipient might add

(E) still harboring the illusion that E-mail exchanges had been private, a watchdog group recently uncovered a trick that will enable an interloper to rig an E-mail message so that this person was privy toany comments that a recipient might add

kiwifoodtown

这里those不指代后面任何名词，这里是那些人的意思，而still harboring the illusion that E-mail exchanges are private作为定语解释了是哪些人。