We started to do our homework 3 hours ago.(for 3 hours) We____ ____ our homework for 3 hours.

来源:学生作业帮助网 编辑:作业帮 时间:2024/06/01 15:33:56

We started to do our homework 3 hours ago.(for 3 hours) We____ ____ our homework for 3 hours.
We started to do our homework 3 hours ago.(for 3 hours) We____ ____ our homework for 3 hours.

We started to do our homework 3 hours ago.(for 3 hours) We____ ____ our homework for 3 hours.
have done