第 1 题 · 四级
One gram of the powder is enough, which the chemist measured carefully.
核心词：gram græm n. 克
一克这种粉末就够，药剂师小心称量。
一般现在时量词 + 主系表 + which 从句短语 a gram of短语 measure carefully
One ___ of the powder is enough, which the chemist measured carefully.
第 2 题 · 四级
The travelers stayed at an inn, which was warm and quiet that night.
核心词：inn ɪn n. 小旅店
旅行者住在一家小旅店，那晚温暖又安静。
一般过去时stay at + which 从句（主系表）短语 an inn短语 stay at an inn
The travelers stayed at an ___, which was warm and quiet that night.
第 3 题 · 四级
The kitchen was filled with the odour of fresh bread, which made everyone hungry.
核心词：odour ˈəʊdə n. 气味，香气
厨房里弥漫着新鲜面包的香气，让每个人都饿了。
一般过去时be filled with + which 从句 + make sb adj短语 an odour短语 be filled with
The kitchen was filled with the ___ of fresh bread, which made everyone hungry.
