高中语法填空求解释,请务必要帮我啊,感激不尽
问题描述：
高中语法填空求解释,请务必要帮我啊,感激不尽
Professor Smith, along with his assistant, ___________(work) on the project day and
night to meet the deadline.
答
is working
用along with时,谓语单复数与主语保持一致.这里主语是Professor Smith,为单数.
根据后面 to meet the deadline,为了在截止日期前完成工作,应用现在进行时.
所以用is working.如果还有不懂可追问.