第 1 题 · 四级
He said the false news did a great disservice to the public, which the editor regretted.
核心词：disservice dɪsˈsɜːvɪs n. 伤害，帮倒忙
他说这条假新闻严重伤害了公众，编辑深感后悔。
一般过去时say + 宾语从句 + which 从句短语 do a disservice to短语 a great disservice
He said the false news did a great ___ to the public, which the editor regretted.
第 2 题 · 四级
The army seemed invincible, which made the enemy lose heart.
核心词：invincible ɪnˈvɪnsəbl adj. 无敌的，不可战胜的
这支军队似乎战无不胜，让敌人失去了信心。
一般过去时主系表 + which 从句 + make sb do短语 seem invincible短语 an invincible army
The army seemed ___, which made the enemy lose heart.
第 3 题 · 四级
The city retrains the unemployed workers, which helps them find new jobs.
核心词：retrain ˌriːˈtreɪn v. 再培训
这座城市对失业工人进行再培训，帮助他们找到新工作。
一般现在时主谓宾 + which 从句 + help sb do短语 retrain workers短语 retrain the unemployed
The city ___ the unemployed workers, which helps them find new jobs.
