---------a clerk work in a store A Does B Do C Is D Are 请说明理由!

问题描述:

---------a clerk work in a store A Does B Do C Is D Are 请说明理由!

Does
work在这里是一个动词,用do/does开头的一般疑问句
a clerk是单数,用do的第三人称单数 does

A
work 是行为动词,当主语是第三人称单数时一般现在时结构:Does + 主语+ 动词原形...