They are working hard.对working hard进行提问

They are working hard.对working hard进行提问 They are hard-working. They are （working hard）就括号部分提问 They are working hard.改感叹句 They are all working hard ( ) at English. the students are working hard(对划线部分提问)hard划线 hard-working、hard working、working hard 区别. they are working hard 变为感叹句【 】【 】they are hard-working working hard! He is working hard people 对working The students are working hard 画线部分提问