So far,ten students'parents________(invite)to have a talk in our school next week.
问题描述：
So far,ten students'parents________(invite)to have a talk in our school next week.
答
will be invited
答
are invited.
So far 意思是到现在为止，全句的意思是：
到此为止，十个学生的家长已被邀请下周到我们来讲话。
答
would have been invited 此句是对过去的虚拟 整句的意思是“截至下周，将会有十名学生的家长被邀请到我们学校做一个谈话。”
答
will invite
答
will be invented 由句意知家长是被邀请,处于被动状态,所以应用被动语态.由最末的时间状语next week易知是将来时 综上所述,答案为will be invented