Amber.C 发表于 2014-8-4 17:28
1)楼主你想得too much,过头了。
2)“存在during the first 3 months和over the last two years两个完成 ...
Amber.C 发表于 2014-8-4 21:02
after大多用来引导时间状语,我认为这里也是,我倾向于after the profits had been falling over the last ...
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