来自曹源的问题
【英语定语从句题!Theirstudyfoundthattheobromine,foundincocoa,wasnearlyathirdmoreeffectiveinstoppingcoughsthancodeine,whichwasconsideredthebestcoughmedicineatpresent.中,which的先行词是theobromine,还是codeine?为什】
英语定语从句题!
Theirstudyfoundthattheobromine,foundincocoa,wasnearlyathirdmoreeffectiveinstoppingcoughsthancodeine,whichwasconsideredthebestcoughmedicineatpresent.中,which的先行词是theobromine,还是codeine?为什么
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2020-02-07 07:13