大全一题

vict2006

The four-million-year-old fossilized skeleton known as Lucy is so small compared with many other skeletons presumed to be of the same species, and so some paleontologists have argued that Lucy represents a different lineage.

 

1. presumed to be of the same species, and so
2. presumed to be of the same species that
3. presumed that they are of the same species, and so
4. that they have presumed to be of the same species, so that
5. that they have presumed are of the same species, and

为什么a和b里面选b 啊 ?

fiftycents86

因为so that结构啊,如果选B的化,不仅没有so that的结构而且and so 这个so不是与之前的so对称,因为之前的so解释为多么,而这个so只能解释为所以了