第 1 题 · 高考
He shrugged his shoulders, which meant that he did not know the answer.
核心词：shrug ʃrʌɡ n. 耸肩
他耸耸肩，意思是不知道答案。
一般过去时宾语从句 + which 定语从句短语 shrug one's shoulders短语 a shrug of the shoulders
He ___ his shoulders, which meant that he did not know the answer.
第 2 题 · 高考
The housewife keeps the house tidy, which makes the home warm and comfortable.
核心词：housewife ˈhaʊswaɪf n. 家庭主妇
家庭主妇把房子收拾整洁，让家温暖舒适。
一般现在时keep + adj. + which 定语从句短语 a housewife短语 keep the house tidy
The ___ keeps the house tidy, which makes the home warm and comfortable.
第 3 题 · 高考
The teacher tried to simplify the problem, which made it easier for the students.
核心词：simplify ˈsɪmplɪfaɪ vt. 简化
老师试图简化问题，让它对学生更容易。
一般过去时make it + adj. + which 定语从句短语 simplify the process短语 simplify things
The teacher tried to ___ the problem, which made it easier for the students.
