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单选题啊

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/02 18:13:02
No decision ( ) about any future appointment until all the candidates have been interviewed.
A.will be made
B.is made
C.is being made
D.has been made
解题思路: 如下
解题过程:
你好,这题考查时态,选A。属于“主将从现”(就是在if,when,until,as soon as 等引导的从句中,主句用将来时,从句用现在时表示将来)的原则。
如:If it rains tomorrow,I'll stay at home.
当然,从句有时为了强调动作先完成,就用到完成时,即本句”have been interviewed"。这个也属于主将从现的。
如还有不明白,欢迎讨论,祝学习愉快
最终答案:略