问题
选择题
All the information except these two pieces _____ writing the article.
A．have been used to
B．has been used to
C．have been used for
D．has been used for
答案
答案：D
information为不可数名词，助动词用has，be used to doing sth 习惯于做某事。Be used for doing sth 被用来做某事，根据题意选D，除了这两条，所有的信息都被用来写这篇论文。