The thief who broke into a church was caught because traces of wax, found on his clothes, ___ from the sort to candles used only in churches.A.had come ing e at come請問選哪個，理由是什么？謝謝！
熱心網友
A.這里是個主從復合句。主句the thief was caught, 從句because...主語traces of wax, 缺少謂語，而found on his clothes 是pp 短語做定語，修飾traces of wax，從時態上看，當然要用had come
熱心網友
同意樓上的！
熱心網友
因為后面這句的主語是wax，把這個詞拎出來才能和空格后面的部分組成完整的句子 ．who broke into a church was caught because traces of wax這個只是形容thief的成分而已，而且這個謂語動詞，所以答案是A！！