They could play on the computers变为否定句
They could play on the computers变为否定句
they can play on it.变为否定句
they often their honework on their computers 改为否定句
I often play foodball on weekends.变为否定句
Sit on the desk变为否定句
1.They saw some student on the pavement.(变为否定句)
They watch TV on monday.变为否定句题
"I play the piano very well"怎么变为否定句?
He used to play the piano.变为否定句
They play basketball on Saturday .(改为否定句)
they often play soccer on sunday改成否定句
they will study at home on computers改否定句是什么