GWD-27-Q14

The quality of early pieces of blown glass excavated in Italy and Western Europe by far surpass those of pieces from the eastern Mediterranean, when regarded not only in terms of the variety of shapes represented, but also in terms of decorative techniques and functionality.

1. by far surpass those of pieces from the eastern Mediterranean, when regarded not only in terms of

2. surpasses by far those from the eastern Mediterranean, with regard not only to

3. far surpass that of pieces from the eastern Mediterranean, not only regarding

4. far surpasses that of the eastern Mediterranean, with regard to not only

5. far surpasses that of pieces from the eastern Mediterranean, not only with regard to

E the best 

为什么E会比A好呢???

平行不是A比较平行吗???

A的错误有

1,surpass主谓不对，主语是quality , thus should be surpasses

2, those has no reference

3:when我个人觉得也不好

谢谢NN的分析！

我想我对句子的结构必须更加注意！