问题
选择题
I’ll never forget the most wonderful holiday ________ we stayed in the country with my grandparents.
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答案
A
解析 先行词为holiday，还原之后可看出when在定语从句中作时间状语。
搜题请搜索小程序“爱下问搜题”
I’ll never forget the most wonderful holiday ________ we stayed in the country with my grandparents.
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