对划线部分提问.Ther are cleaning their classroom.划线部分是their classroom
问题描述:
对划线部分提问.Ther are cleaning their classroom.划线部分是their classroom
答
What are they cleaning ?
答
应该是 they are cleaning their classroom.
what are they cleaning?
答
Where are they cleaning
有不明白的地方再问哟,更上一层楼!(*^__^*
答
What are they cleaning?