Lucy and Lily don't speak(not speak)Chinese.为什么是don't speak,而不是doesn't speak.

问题描述:

Lucy and Lily don't speak(not speak)Chinese.
为什么是don't speak,而不是doesn't speak.

这是两个人,是复数形式,doesn't speak是单三的好不

Lucy and Lily 是主语,根据主谓一致所以要用复数

因为前面是复数, Lucy加Lily是两个人,所以就要复数的don't咯。

Lucy and Lily是两个人,复数

Lucy and Lily

复数名词作主语,根据主谓一致原则,谓语动词也用复数形式

因为主语是Lucy and Lily ,是复数

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