名词性从句填空练习正文 第一篇：名词性从句填空练习12021北京卷 The best moment for the football star was _ he scored the winning goal. Awhere BwhenChow DWhy 答案：B 考查名词性从句(表语从句) 。根据题干前半部分中的moment一词推断，后面应该说的是“的时候”，所以本题选B。22021北京卷 Some people believe _has happened before or is happening now will repeat itself in the future. Awhatever BwheneverCwherever DHowever 答案：A考查名词性从句(宾语从句)。句意：一些人相信过去发生或现在正发生的事情，将来仍然会重复。宾语从句中缺少主语，并且指的是事件，所以选A。3. 2021全国大纲卷 Exactly _ the potato was intro
