按要求写出下列各句
I go to school every day.(改为否定句和一般疑问句)
We have lunch at school.(同上)
They sing well.(同上)
Tina and Betty clean the classroom.(同上)
We don't have art.(改为肯定句和一般疑问句)
We watch TV at 8 o'clock.(就划线部分提问 划线部分:at 8 o'clock)
My favourite lesson is history.(改为近义句)