Jack,my best friend,____{write} to me every day.

问题描述:

Jack,my best friend,____{write} to me every day.

wrote
逗号中间是插入语,可以不看是不是:就是write原形?不是,我写错了,writes,这不是第三人称单数吗,原句应该是he writes to me every day.逗号后面不是动词变原形吗?这是不是祈使句?这和逗号没有关系,本来这句话是Jack writes to me every day,其中Jack有个修饰,my best friend,所以不是祈使句