主语从句的练习题,有没有英语大神会的,

学习时间:2026-08-14 23:56:56 阅读：9397

主语从句的练习题,有没有英语大神会的,_____ was once regarded as impossible has now become a reality.A.That B.Which C.Who D.What

坦率的白昼

2026-08-14 23:56:56

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选D。what_____ was once regarded as impossible这是主语从句,这个从句中缺少主语。选项中只有what和who能单独做主语。who是指人。而这里是指事物,所以用what。