29. In three centuries--from 1050 to 1350--several million tons of stone were quarried in France for the building of eighty cathedrals, five hundred large churches, and some tens of thousands of parish churches.
A. for the building of eighty cathedrals, five hundred large churches, and some
B. in order that they might build eighty cathedrals, five hundred large churches, and some
C. so as they might build eighty cathedrals, five hundred large churches, and some
D. so that there could be built eighty cathedrals, five hundred large churches, and
E. such that they could build eighty cathedrals, five hundred large churches, and
 
1代词：（一级排除 B,C,E）
they 没有指代对象

2. 简洁：(二级排除 D)
there could be 不简洁

3. 表示目的的结构：(二级排除 D)
for + n. 介宾结构 ，不定式