The art center is ______ used to be Factory 789 and _______ millions of tractors were made.
A.what; where
B.where; where
C.that; which
D.where; which
网友回答
A解析主要测试表语从句。有语境可知译文为：艺术中心位于过去时789工厂的地方，并且那儿生产过数百万的拖拉机。第一空主要测试句子______ used to be Factory 789中缺少主语，另外充当表语；第二空主要测试句子_______ millions of tractors were made中缺少状语，而且充当表语。依据上面的分析以及所给