来自苏海霞的问题
【怎么分析这个句子?主谓状从尤其是有括号的单词的作用及用途Itwas（a）timewhenthekillerwhales,or”killers”astheywerethencalled,（helped）thewhalerscatchthebaleenwhalesthatwereontheirannualmigra】
怎么分析这个句子?主谓状从尤其是有括号的单词的作用及用途
Itwas（a）timewhenthekillerwhales,or”killers”astheywerethencalled,（helped）thewhalerscatchthebaleenwhalesthatwereontheirannualmigration?
