The teacher and writer ( ) to give us two talks on environment tomorow.为什么是is coming 而不是are coming呢?
问题描述：
The teacher and writer ( ) to give us two talks on environment tomorow.
为什么是is coming 而不是are coming呢?
答
因为teacher和writer共用了一个定冠词the
说明这二者的身份指代的是同一个人,即这个人既是老师也是作家
所以是谓语用单数
如果writer前也有the,表明一个是老师,一个是作家,则谓语就应该用复数