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
答案是B 一开始想的是主语是costs,因为要用they,确切地说是then they were,只有B可以 后来一想主语是costs吗?应该是proportion? 希望是我脑子短路... 请各位指正~ |