问题描述：
she says that she never works on Sundays...
she says that she never works on Sundays.我想问下为什么这个says不是said?还有为什么要加s和works为什么也加s?
she says that she never works on Sundays.我想问下为什么这个says不是said?还有为什么要加s和works为什么也加s?
问题解答：
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