She usually （ ）（do）her homework at 7 o'clock in the evening every day.这里的空是填do还是does?一直没弄清楚这里do遇三单变不变?
问题描述：
She usually （ ）（do）her homework at 7 o'clock in the evening every day.
这里的空是填do还是does?一直没弄清楚这里do遇三单变不变?
答
does 一般现在时
答
She usually （ does）her homework at 7 o'clock in the evening every day.
答
does
这是一般现在时,第三人称单数,do要变为does