第 1 题 · 六级
A snail’s shell is spiral in form, which the curious boy has drawn many times.
核心词：spiral ˈspaɪrəl adj. 螺旋形的；n. 螺旋
蜗牛壳呈螺旋形，好奇的男孩画过很多次。
现在完成时主系表 + 介词短语 + which 从句（现在完成 + 频度）短语 a spiral shape短语 a downward spiral
A snail’s shell is ___ in form, which the curious boy has drawn many times.
第 2 题 · 六级
The two systems are analogous to each other, which the engineer has pointed out in his report.
核心词：analogous əˈnæləɡəs adj. 类似的，相似的
这两个系统彼此类似，工程师在报告中指出了这一点。
现在完成时主系表 + 介词短语 + which 从句（现在完成 + point out）短语 be analogous to短语 analogous cases
The two systems are ___ to each other, which the engineer has pointed out in his report.
第 3 题 · 六级
The cook added some ginger to the dish, which the family has loved for a long time.
核心词：ginger ˈdʒɪndʒə n. 姜，生姜
厨师往菜里加了点姜，家人一直很喜欢这道菜。
现在完成时主谓宾 + 介词短语 + which 从句（现在完成 + 时段）短语 ground ginger短语 ginger tea
The cook added some ___ to the dish, which the family has loved for a long time.
