时间状语从句的问题Please tidy the lab and put everything back in the cupboards when you _______ your experiment.\x0cA.will finish B.finished C.have finished D.are finishing 请问选什么?为什么?

时间状语从句的问题Please tidy the lab and put everything back in the cupboards when you _______ your experiment.\x0cA.will finish B.finished C.have finished D.are finishing 请问选什么?为什么?
时间状语从句的问题
Please tidy the lab and put everything back in the cupboards when you _______ your experiment.\x0cA.will finish B.finished C.have finished D.are finishing 请问选什么?为什么?

时间状语从句的问题Please tidy the lab and put everything back in the cupboards when you _______ your experiment.\x0cA.will finish B.finished C.have finished D.are finishing 请问选什么?为什么?
when 引导的从句表将来时从句要用一般时代替将来时,所以A排除,根据句意是说完成试验之后再收拾,所以用完成时吧,C