He said that they _____at eight last night.(do)

问题描述:

He said that they _____at eight last night.(do)

如果是以后面括号给出单词do的正确形式填空的话
应该填入:
He said that they _did____at eight last night
因为这里是过去时,last night 时间标志很明显
do的过去式是did