by the time he took a shower ,his sister had had breakfast .(对第一句部分提问）

分类: 作业答案 • 2022-01-01 11:49:06

问题描述：

by the time he took a shower ,his sister had had breakfast .(对第一句部分提问）
格式；（）（）his sister （）（）?

答

When had his sister have breakfast?