第 1 题 · 高考
She keeps her jewellery in a box, which is locked every night.
核心词：jewellery ˈdʒuːəlri n. 珠宝（总称）
她把珠宝放在盒子里，每晚锁上。
一般现在时keep in + 被动语态短语 a piece of jewellery短语 gold jewellery
She keeps her ___ in a box, which is locked every night.
第 2 题 · 高考
She rewound the tape to hear the song again, which took a few seconds.
核心词：rewind ˌriːˈwaɪnd vt. 倒回
她把磁带倒回去再听那首歌，花了几秒钟。
一般过去时不定式目的 + which 定语从句短语 rewind the tape短语 rewind a video
She ___ the tape to hear the song again, which took a few seconds.
第 3 题 · 高考
The crew checked the plane before takeoff, which kept everyone safe.
核心词：crew kruː n. 全体机组人员
机组人员在起飞前检查飞机，确保大家安全。
一般过去时check before + which 定语从句短语 the crew短语 a flight crew
The ___ checked the plane before takeoff, which kept everyone safe.
