at the foot of the mountain is an old church back to the 18th century when it was occup

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(答案→)A. Standing；dating
B. Standing；dated
C. To stand；dating
D. Stood；to date
解析：考查倒装句和非谓语动词：句意：在山脚的是一个追溯到18世纪的一个古老的教堂，当时它被法国人占领了。这是表语提前的句子：正常的语序是an old church is      at the foot of the mountain .所以应该填standing，第二空填dating，因为date back to追溯到，没有被动形式，用现在分词做定语，选A。