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题库 / Prep2008E2-SC-197
Soaring television costs accounted for more than half the spending in the presidential campaign of 1992, a greater proportion than it was in any previous election.
a greater proportion than it was
a greater proportion than
a greater proportion than they have been
which is greater than was so
which is greater than it has been
请看讲解视频
1. 不是 cost 去比较，是 proportion，所以不同they。
2.不能用 it,可以用that。
就服你！每次都发现你的解答最make sense!
主要因为我脑子慢 所以理解完别人的吧 自己得消化成自己能懂的语言 哈哈哈
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